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nit 1 - Addition and subtraction within 10

1. Add within 10 using blocksComplete the questions below by counting with blocks. 5 + 4 = 3 + 6 = 6 + 1 =

2. Add within 10 by counting on a number lineComplete the questions below by counting on a number line. 4 + 2 = 2 + 5 = 3 + 7 =

3. Add within 10 mentallyComplete the questions below using mental methods. 4 + 3 = 5 + 2 = 2 + 7 =

4. Subtract within 10 using blocksComplete the questions below by counting with blocks. 6 – 3 = 9 – 4 = 8 – 6 =

5. Subtract within 10 by counting back on a number lineComplete the questions below by counting back on a number line.7 – 2 = 8 – 4 = 10 – 5 =

6. Find the difference within 10 on a number lineComplete the questions below by counting forwards on a number line.10 – 6 = 7 – 6 = 8 – 4 =

7. Subtract within 10 mentallyComplete the questions below using mental methods.6 – 4 = 8 – 3 = 10 – 7 =

8. Add and subtract zero6 + 0 = 10 + 0 = 7 – 0 = 1 – 0 =

http://www.KeyStage2Maths.com/

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9. Recall number bonds to 10 and relate addition and subtractionComplete the questions below using knowledge of number bonds to 10.

4 + = 10 6 + = 1010 – 4 = 10 – 6 =

10. Solve missing number addition problems within 10

= 3 + 5 3 + = 6 + 6 = 10

11. Solve missing number subtraction problems within 10

= 5 – 3 8 – = 5 – 5 = 2

12. Solve missing number calculations within 10 for addition and subtraction

7 + 1 = 10 – 9 – 4 = 2 + 8 – 3 = 10 –

+ 2 = 8 – 5 – 4 = 3 – 1 + 2 = 5 + 4

13. Compare numbers within 10 using symbols for greater than and less thanWrite > or < in each box.

4 5 8 6 1 10

14. Compare calculations within 10 using symbols for greater than and less thanWrite >, < or = in each box.

4 + 4 9 6 – 2 2 + 2 3 + 2 8 – 1

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15. Recognise representations for numbers to 20Write the numbers represented by the blocks below.

16. Represent numbers to 20Represent the numbers below by drawing a line for a ten and a dot for a one.2 6

11 15

Four Ten

Sixteen Twenty

17. Count on or back from any number to 20For the questions below, write the next two numbers, counting on or back in ones.

7, 8, 9, , 20, 19, 18, ,

14, 15, 16, , 8, 7, 6, ,

18. Order numbers to 20Order each set of numbers from smallest to largest. 11, 2, 20, 17, 12

10, 1, 8, 16, 7

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19. Add within 20 by counting on a number lineComplete the questions below by counting on a number line. 9 + 3 = 5 + 7 = 12 + 4 =

20. Add a single-digit number to a number with one tenComplete the questions below using mental methods.15 + 3 = 12 + 5 = 14 + 5 = 11 + 7 =

21. Add within 20 mentally8 + 4 = 6 + 5 = 8 + 8 =

22. Add by bridging across 10Complete the questions below using mental methods, bridging across 10.9 + 5 = 8 + 6 = 7 + 5 = 8 + 7 =

23. Subtract within 20 by counting back on a number lineComplete the questions below by counting back on a number line.18 – 3 = 14 – 7 = 16 – 7 =

24. Find the difference within 20 on a number lineComplete the questions below by counting forwards on a number line.17 – 13 = 12 – 9 = 15 – 8 =

25. Subtract within 20 mentallyComplete the questions below using mental methods.13 – 6 = 15 – 9 = 18 – 12 =

26. Subtract by bridging across 10, counting forwardsComplete the questions below using mental methods, bridging forwards.13 – 4 = 14 – 7 = 15 – 6 = 17 – 9 =

27. Subtract by bridging across 10, counting backwardsComplete the questions below using mental methods, bridging back.12 – 4 = 16 – 7 = 15 – 8 = 18 – 9 =

28. Recall number bonds to 20 and relate to number bonds to 10Complete the questions below using knowledge of number bonds to 20.

14 + = 20 6 + = 2020 – 14 = 20 – 6 =

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30. Represent numbers to 100Represent the numbers below using a line for a ten and a dot for a one.33 50

74 85

Forty-five Sixty-six

Eighty-one Ninety

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31. Partition two-digit numbersPartition the numbers below into tens and ones.

41 = + 75 = + 88 = +

32. Compare two-digit numbersWrite > or < in each box.

19 31 38 60 74 76

33. Order two-digit numbersOrder each set of numbers from smallest to largest. 40, 43, 34, 44, 30

85, 56, 9, 65, 58

34. Count on from a two-digit number in onesFor the questions below, write the next seven numbers, counting on in ones. 44, 45, 46,

65, 66, 67,

83, 84, 85,

35. Add a single-digit number to a two-digit number on a number lineComplete the questions below by counting on a number line. 29 + 4 = 45 + 6 = 54 + 7 =

36. Add a single-digit number to a two-digit number (without bridging)Complete the questions below using mental methods.24 + 4 = 36 + 3 = 82 + 6 = 41 + 8 =

37. Add by making a number bond to 1035 + 5 = 44 + 6 = 87 + 3 = 72 + 8 =

38. Add a single-digit number to a multiple of 1020 + 9 = 40 + 2 = 80 + 5 = 90 + 8 =

39. Add a single-digit number to a two-digit number by bridgingComplete the questions below using mental methods, bridging across tens.28 + 4 = 47 + 5 = 88 + 6 = 34 + 8 =

40. Add three or four single-digit numbersComplete the questions below using mental methods. 6 + 8 + 9 = 8 + 5 + 2 = 5 + 8 + 3 + 6 = 6 + 8 + 6 + 2 =

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41. Count back from a two-digit number in onesFor the questions below, write the next seven numbers, counting back in ones. 84, 83, 82,

52, 51, 50,

36, 35, 34,

42. Subtract a single-digit number from a two-digit number on a number lineUse a number line to help you complete the questions below. 76 – 5 = 83 – 6 = 22 – 7 =

43. Subtract a single-digit number from a two-digit number (without bridging)Complete the questions below using mental methods.77 – 4 = 28 – 6 = 56 – 5 = 49 – 8 =

44. Subtract the ones from a two-digit number29 – 9 = 42 – 2 = 85 – 5 = 98 – 8 =

45. Subtract a single-digit number from a multiple of 1030 – 3 = 40 – 5 = 80 – 7 = 90 – 9 =

46. Subtract by bridgingComplete the questions below using mental methods, bridging across tens.72 – 4 = 54 – 5 = 71 – 7 = 44 – 9 =

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47. Count in multiples of 10Count from 0 to 100 in steps of 10. 0, , 100

48. Add two multiples of 10Complete the questions below using mental methods.30 + 30 = 50 + 20 = 60 + 30 = 80 + 20 =

49. Count back in multiples of 10Count back from 100 to 0 in steps of 10. 100, , 0

50. Subtract two multiples of 10Complete the questions below using mental methods.80 – 20 = 60 – 30 = 90 – 40 = 70 – 50 =

51. Relate number bonds to 100 to number bonds to 10Complete the questions below using knowledge of number bonds to 100.

40 + = 100 60 + = 100100 – 40 = 100 – 60 =

52. Count on in tensFor the questions below, write the next seven numbers, counting on in tens. 4, 14, 24,

9, 19, 29,

53. Add a multiple of 10Complete the questions below using mental methods.54 + 20 = 33 + 40 = 13 + 30 = 28 + 60 =

54. Count back in tensFor the questions below, write the next seven numbers, counting back in tens. 96, 86, 76,

91, 81, 71,

55. Subtract a multiple of 10Complete the questions below using mental methods.66 – 30 = 58 – 40 = 83 – 60 = 97 – 50 =

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56. Add two two-digit numbers, bridging on a number lineComplete the questions below by bridging on a number line. 42 + 36 = 58 + 26 = 76 + 17 =

57. Add two two-digit numbers by partitioningComplete the questions below by partitioning. 53 + 38 = 55 + 27 = 67 + 16 = 37 + 55 =

58. Add two two-digit numbers using the column methodComplete the questions below using column addition.55 + 22 = 47 + 41 = 45 + 25 =

39 + 22 = 54 + 18 = 46 + 37 =

59. Subtract a two-digit number, bridging on a number lineComplete the questions below by bridging on a number line. 93 – 32 = 83 – 38 = 75 – 46 = 76 – 18 =

60. Find the difference on a number lineFor the questions below, find the difference by counting up in tens and ones on a number line. 73 – 37 = 81 – 48 = 70 – 23 =

61. Find the difference by bridging on a number lineFor the questions below, find the difference by counting up on a number line, bridging ones. 76 – 34 = 83 – 57 = 66 – 49 = 54 – 47 =

62. Subtract a two-digit number by partitioningComplete the questions below by partitioning. 68 – 37 = 70 – 36 = 52 – 16 = 73 – 28 =

63. Subtract a two-digit number using the column methodComplete the questions below using column subtraction.75 – 21 = 89 – 38 = 80 – 32 =

55 – 19 = 71 – 25 = 93 – 57 =

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64. Check by using the inverse operation with two-digit numbersUse the inverse operation to check the answers to these calculations. 34 + 52 = 86 81 – 16 = 65

65. Solve missing number problems for addition and subtraction with two-digit numbersComplete the questions below by finding the missing numbers.

= 45 + 35 = 66 – 48 43 + = 80

+ 38 = 83 – 36 = 45 73 – = 36

66. Round to the nearest 10Round the numbers below to the nearest 10. 42 ≈ 58 ≈ 28 ≈

81 ≈ 35 ≈ 85 ≈

67. Calculate number bonds to 100Complete the questions using knowledge of number bonds to 100.

47 + = 100 31 + = 100 74 + = 100 58 + = 100

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69. Write numbers to 1000 in digitsWrite the numbers below in digits. Eight hundred and twenty-five Nine hundred

Three hundred and twenty Four hundred and two

70. Write numbers to 1000 in wordsWrite the numbers below in words. 582

700

840

201

71. Partition three-digit numbersPartition the numbers below into hundreds, tens and ones.

483 = + + 555 = + +

609 = + 870 = +

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72. Compare three-digit numbersFor the questions below, write < or >

35 ____ 350 492 _____ 509 472 _____ 427 479 _____ 474

73. Order three-digit numbersOrder each set of numbers from smallest to largest. 671, 67, 706, 660, 716

405, 504, 44, 404, 454

74. Count on from a three-digit number in onesFor the questions below, write the next seven numbers. 95, 96, 97,

634, 635, 636,

805, 806, 807,

296, 297, 298,

75. Add a single-digit number to a three-digit numberComplete the questions below using mental methods.479 + 4 = 328 + 6 = 695 + 9 = 294 + 8 =

76. Count back from a three-digit number in onesFor the questions below, write the next seven numbers. 103, 102, 101,

595, 594, 593,

816, 815, 814,

506, 505, 504,

77. Subtract a single-digit number from a three-digit numberComplete the questions below using mental methods.284 – 5 = 392 – 6 = 204 – 8 = 403 – 7 =

78. Solve missing number problems for addition and subtraction of ones with three-digit numbers

Complete the questions below by finding the missing numbers.

= 396 + 9 = 616 – 8 473 + = 480

+ 3 = 831 – 6 = 459 703 – = 698

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79. Add two multiples of 10 beyond 100Complete the questions below using mental methods.140 + 40 = 270 + 50 = 380 + 60 =

80. Solve missing number problems for addition with multiples of 10 with three-digit answersComplete the questions below by finding the missing numbers.

220 + = 260 170 + = 230 590 + = 660

81. Count on in tens from a three-digit numberFor the questions below, write the next seven numbers, counting on in tens. 157, 167, 177,

539, 549, 559,

82. Add a multiple of 10 to a three-digit number mentallyComplete the questions below using mental methods. 242 + 60 = 458 + 70 = 865 + 80 = 194 + 90 =

83. Subtract two multiples of 10 beyond 100Complete the questions below using mental methods.260 – 40 = 320 – 50 = 430 – 60 =

84. Solve missing number problems for subtraction with multiples of 10 with three-digit answers


550 – = 510 220 – = 180 550 – = 460

85. Count back in tens from a three-digit numberFor the questions below, write the next seven numbers, counting back in tens. 725, 715, 705,

546, 536, 526,

86. Subtract a multiple of 10 from a three-digit number mentallyComplete the questions below using mental methods. 404 – 30 = 351 – 70 = 736 – 80 = 755 – 90 =

87. Solve missing number problems for addition and subtraction of tens with three-digit numbers


= 394 + 20 = 412 – 50 637 + = 677

+ 40 = 335 – 30 = 439 916 – = 886

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88. Count on or back in multiples of 100Count from 0 to 1000 in steps of 100. 0, , 1000

Count back from 1000 to 0 in steps of 100. 1000, , 0

89. Add and subtract two multiples of 100 within 1000Complete the questions below using mental methods. 400 + 200 = 500 – 100 = 500 + 400 = 700 – 400 =

90. Solve missing numbers for addition and subtraction with multiples of 100 within 1000Complete the questions below by finding the missing numbers.

200 + = 500 700 + = 900 400 + = 800

900 – = 500 200 – = 100 600 – = 200

91. Count on in hundredsFor the questions below, write the next seven numbers, counting on in steps of 100. 41, 141, 241,

66, 166, 266,

92. Add a multiple of 100 to a three-digit numberComplete the questions below using mental methods. 526 + 400 = 406 + 400 = 500 + 319 = 700 + 122 =

93. Count back in hundredsFor the questions below, write the next seven numbers, counting back in steps of 100. 955, 855, 755,

903, 803, 703,

94. Subtract a multiple of 100 from a three-digit numberComplete the questions below using mental methods. 999 – 200 = 562 – 400 = 375 – 300 = 857 – 500 =

95. Solve missing number problems for addition and subtraction of hundreds with three-digit numbers


= 296 + 200 = 663 – 600 362 + = 662

+ 300 = 905 – 500 = 275 723 – = 123

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96. Add numbers with up to three digits using the column methodComplete the questions below using column addition. 552 + 38 = 679 + 43 = 464 + 152 = 388 + 219 =

97. Subtract numbers with up to three digits using the column methodComplete the questions below using column subtraction. 733 – 25 = 318 – 44 = 350 – 136 = 675 – 387 =

98. Solve missing number problems for addition and subtraction with three-digit numbersComplete the questions below by finding the missing numbers.

246 + = 539 + 293 = 562 – 305 = 276 741 – = 573

99. Round to the nearest 100Round the numbers below to the nearest 10. 215 ≈ 492 ≈ 333 ≈ 897 ≈ 303 ≈

100. Round to the nearest 10Round the numbers below to the nearest 100. 215 ≈ 492 ≈ 333 ≈ 897 ≈ 303 ≈

101. Check by using the inverse operation with three-digit numbersCheck the answers to these calculations by using the inverse operation. 238 + 184 = 422 718 – 284 = 434

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102. Recognise representations for numbers to 10000Write the numbers shown by the blocks below in digits.

103. Write numbers to 10000 in digitsWrite the numbers below in digits. Four thousand, eight hundred and twenty-five Nine thousand, two hundred

Eight thousand and eighteen Five thousand and five

104. Write numbers to 10000 in wordsWrite the numbers below in words. 1483

3072

3300

4002

105. Identify the digit in each place value for four-digit numbersFor the questions below, write the digit in each place value. 4,593

Thousands:

Hundreds:

Tens:

Ones:

4,809

Hundreds:

Ones:

Thousands:

Tens:

3,190

Ones:

Hundreds:

Tens:

Thousands:

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106. Identify the value of each digit in four-digit numbersFor the questions below, write the value of each digit. 4,529

9 represents:

4: represents:

5 represents:

2 represents:

8,706

7 represents:

8: represents:

6 represents:

8,041

1 represents:

4: represents:

8 represents:

107. Partition four-digit numbersPartition the numbers below.

5371 = + + +

1735 = + + +

3035 = + +

8808 = + +

108. Compare four-digit numbersFor the questions below, write < or >

3528 ____ 2972 4922 ____ 4099 4722 ____ 4771 5096 ____5093

109. Order four-digit numbersOrder each set of numbers from smallest to largest. 595, 9595, 9559, 5595, 5955

4411, 1441, 1414, 5111, 444

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110. Count on in ones from a four-digit numberFor the questions below, write the next seven numbers, counting in ones. 4095, 4096, 4097,

2997, 2998, 2999,

111. Add a single-digit number to a four-digit numberComplete the questions below using mental methods. 6098 + 5 = 5636 + 8 = 2994 + 9 = 3993 + 7 =

112. Count back in ones from a four-digit numberFor the questions below, write the next seven numbers, counting back in ones. 2106, 2105, 2104,

4003, 4002, 4001,

113. Subtract a single-digit number from a four-digit numberComplete the questions below using mental methods. 7342 – 8 = 4103 – 4 = 2000 – 6 = 3003 – 8 =

114. Count on in tens from a four-digit numberFor the questions below, write the next seven numbers, counting on in tens. 5476, 5486, 5496,

7964, 7974, 7984,

115. Add a multiple of 10 to a four-digit numberComplete the questions below using mental methods. 8054 + 50 = 7383 + 40 = 3979 + 50 = 2996 + 70 =

116. Count back in tens from a four-digit numberFor the questions below, write the next seven numbers, counting back in tens. 6143, 6133, 6123,

7055, 7045, 7035,

117. Subtract a multiple of 10 from a four-digit numberComplete the questions below using mental methods. 2465 – 50 = 3723 – 40 = 4006 – 60 = 7043 – 80 =

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118. Add two multiples of 100 beyond 1000Complete the questions below using mental methods. 900 + 300 = 800 + 600 = 1700 + 300 = 5500 + 800 =

119. Count on in hundreds from a four-digit numberFor the questions below, write the next seven numbers, counting on in hundreds. 6132, 6232, 6332,

4555, 4655, 4755,

120. Add a multiple of 100 to a four-digit numberComplete the questions below using mental methods. 1244 + 500 = 3539 + 500 = 5381 + 800 = 3855 + 800 =

121. Subtract a multiple of 100 from a four-digit multiple of 1008700 – 600 = 6400 – 600 = 5500 – 800 = 6200 – 900 =

122. Count back in hundreds from a four-digit numberFor the questions below, write the next seven numbers, counting back in hundreds. 1862, 1762, 1662,

5565, 5465, 5365,

123. Subtract a multiple of 100 from a four-digit number1202 – 300 = 4488 – 400 = 5380 – 800 = 8525 – 900 =

124. Add and subtract a multiple of 1000 from a four-digit number3924 + 3000 = 4905 + 2000 = 2593 – 2000 = 5999 – 3000 =

125. Subtract mentally by finding the difference, targeting the ten, hundred or thousand

Complete the questions below by finding the difference, targeting the ten, hundred or thousand. 2006 – 1893 = 4000 – 3775 = 4007 – 3950 = 3100 – 2968 =

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126. Add four-digit numbers using column additionComplete the questions below using column addition. 2839 + 86 = 2424 + 909 = 856 + 567 = 3867 + 2536 =

127. Subtract four-digit numbers using column subtractionComplete the questions below using column subtraction. 5421 – 55 = 5815 – 746 = 4342 – 2352 = 4342 – 3444 =

128. Exchange across zero to subtract four-digit numbers using column subtraction5006 – 55 = 4002 – 533 = 7008 – 3933 = 4000 – 2436 =

129. Solve missing number problems for addition and subtraction with four-digit numbers


= 4503 + 3507 + 3803 = 8313

7309 – = 3655 – 2646 = 4544

130. Round to the nearest 1000Round the numbers below to the nearest 1000. 2392 ≈ 3971 ≈ 7018 ≈ 5544 ≈

131. Round to the nearest 1000, 100 and 10Round the numbers below. 4 5 4 9

Nearest 10 ≈

Nearest 100 ≈

Nearest 1000 ≈

2 3 8 2

Nearest 10 ≈

Nearest 100 ≈

Nearest 1000 ≈

5 8 9 6

Nearest 10 ≈

Nearest 100 ≈

Nearest 1000 ≈

132. Check answers using the inverse operation with four-digit numbersCheck the answers to these calculations by using the inverse operation. 3952 + 1064 = 5016 7433 – 2488 = 4945

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133. Write numbers up to one million in digitsWrite the numbers below in digits. Four hundred and three thousand, eight hundred and seven

Four hundred thousand, two hundred and twenty-one

Nine hundred and nine thousand Two hundred and twenty thousand and twenty

134. Write numbers up to one million in wordsWrite the numbers below in words. 384,384

592,000

400,040

480,500

135. Identify the digit in each place value for six-digit numbersFor the questions below, write the digit of each place value. 198,238

Hundred-thousands:

Ten-thousands:

Thousands:

Hundreds:

Tens:

Ones:

201,467

Hundreds:

Hundred-thousands:

Ten-thousands:

Ones:

Thousands:

Tens:

392,564

Ten-thousands:

Tens:

Ones:

Hundred-thousands:

Thousands:

Hundreds:

136. Identify the value of each digit in six-digit numbersFor the questions below, write the value of each digit. 92,035

9 represents:

2 represents:

0 represents:

3 represents:

5 represents:

481,297

2 represents:

1 represents:

7 represents:

4 represents:

9 represents:

8 represents:

509,413

0 represents:

4 represents:

5 represents:

3 represents:

1 represents:

9 represents:

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137. Partition six-digit numbersPartition the numbers below.

40951 = + + + +

583912 = + + + + +

450155 = + + + +

138. Compare numbers with up to six digitsWrite > or < in each box.

525252 252525 333333 44444 563929 592932

404888 408444 815531 815315 55000 500000

139. Order numbers with up to six digitsOrder each set of numbers from smallest to largest. 540 000, 45 400, 54 000, 455 000, 544 000

77 666, 677 666, 67 777, 767 666, 776 777

140. Round to the nearest 10 000, 1 000, 100 or 10For the questions below, round each number to the specified degree of accuracy. 282,493Round to the nearest…

Hundred thousand:

Ten thousand:

Thousand:

Hundred:

Ten:

391,295Round to the nearest…

Hundred thousand:

Ten thousand:

Thousand:

Hundred:

Ten:

302,401Round to the nearest…

Hundred thousand:

Ten thousand:

Thousand:

Hundred:

Ten:

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141. Count on in hundreds from a six-digit numberFor the questions below, write the next seven numbers, counting in hundreds. 19566, 19666, 19766,

199355, 199455, 199555,

142. Add a multiple of 100 to a six-digit numberComplete the questions below using mental methods. 8241 + 700 = 27553 + 800 = 289931 + 400 = 399555 + 700 =

143. Count back in hundreds from a six-digit numberFor the questions below, write the next seven numbers, counting back in hundreds. 100640, 100540, 100440,

244444, 244344, 244244,

144. Subtract a multiple of 100 from a six-digit numberComplete the questions below using mental methods. 49882 – 500 = 10191 – 500 = 284529 – 800 = 100394 – 600 =

145. Count on in thousands from a six-digit numberFor the questions below, write the next seven numbers, counting in thousands. 92522, 93522, 94522,

792322, 793322, 794322,

146. Add a multiple of 1000 to a six-digit numberComplete the questions below using mental methods. 14824 + 6000 = 994600 + 6000 = 383695 + 8000 = 299915 + 9000 =

147. Count back in thousands from a six-digit numberFor the questions below, write the next seven numbers, counting back in thousands. 103555, 102555, 101555,

355222, 354222, 353222,

148. Subtract a multiple of 1000 from a six-digit numberComplete the questions below using mental methods. 28284 – 2000 = 231932 – 5000 = 2862745 – 8000 = 400400 – 4000 =

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149. Count on in steps of 10 000 from a six-digit numberFor the questions below, write the next seven numbers, counting in ten-thousands. 79500, 89500, 99500,

465000, 475000, 485000,

150. Add a multiple of 10 000 to a six-digit numberComplete the questions below using mental methods. 65000 + 40000 = 395000 + 30000 = 284500 + 50000 =

151. Count back in steps of 10 000 from a six-digit numberFor the questions below, write the next seven numbers, counting back in ten-thousands. 135400, 125400, 115400,

944005, 934005, 924005,

152. Subtract a multiple of 10 000 from a six-digit numberComplete the questions below using mental methods. 186000 – 30000 = 224284 – 70000 = 369009 – 70000 =

153. Add a multiple of 100 000 to a six-digit number49500 + 300000 = 230000 + 700000 = 284500 + 200000 =

154. Subtract a multiple of 100 000 from a six-digit number555000 – 500000 = 490000 – 300000 = 750000 – 500000 =

155. Solve missing number addition problems with six-digit numbers mentallyComplete the questions below by finding the missing numbers. 56500 + = 61500

93300 + = 103300

290005 + = 590005

299850 + = 300350

156. Solve missing number subtraction problems with six-digit numbers mentally 30450 – = 29650

310300 – = 210300

246700 – = 196700

677050 – = 669050

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157. Add large numbers using column additionComplete the questions below using column addition. 9681 + 5562 = 95435 + 90988 = 833560 + 67650 = 572749 + 231758 =

158. Subtract large numbers using column subtractionComplete the questions below using column subtraction. 13442 – 5144 = 124485 – 29669 = 214489 – 47969 = 352063 – 147445 =

159. Exchange across zero to subtract large numbers using column subtraction10005 – 5245 = 166005 – 85936 = 404004 – 35488 = 392003 – 139549 =

160. Solve missing number problems for addition and subtraction with large numbersComplete the questions below by finding the missing numbers.

= 656571 + 203943 + 58392 = 292020

536536 – = 654674 – 147445 = 82910

161. Solve missing digit addition problemsComplete the addition questions below by finding the missing digits.

162. Solve missing digit subtraction problemsComplete the subtraction questions below by finding the missing digits.

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163. Write numbers to 100 in Roman numeralsWrite the numbers below in Roman numerals. 35 = 72 = 27 = 83 = 38 =

99 = 29 = 92 = 74 = 47 =

164. Read Roman numerals to 100Write the numbers represented by Roman numerals below. IV = VII = XIX = XXVI = XXXIV =

XXXVII = XLI = XLIV = XLIX = LV =

LXIV = LXXIX = LXXIII = XCIV = XCVIII =

165. Write numbers to 1000 in Roman numeralsWrite the numbers below in Roman numerals. 124 = 249 = 305 = 494 = 509 =

590 = 634 = 799 = 850 = 981 =

166. Read Roman numerals to 1000Write the numbers represented by Roman numerals below. CVII = CCXXXVI = CCXLIV = CCCLXXVIII = CCCXC =

CDIX = CDLX = DLXXI = DCII = DCXX =

DCCLXXVII = DCCXCIX = DCCCXXX = CMLXI = CMXCVI =

167. Subtract to make a negative answer3 – 7 = 4 – 9 = 1 – 8 =

168. Add to a negative number-2 + 5 = -4 + 8 = -3 + 9 =

169. Complete number sequences involving negative numbersFor the questions below, write the next seven numbers in the sequence. -8, -6, -4,

7, 5, 3,

-11, -8, -5,

170. Subtract to make a negative answer with larger numbers26 – 72 = 5 – 85 = 89 – 91 =

171. Add to a negative number with larger numbers-34 + 69 = -3 + 83 = - 89 + 52 =

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172. Write numbers up to 10 million in digitsWrite the numbers below in digits. Seven million, two hundred and three thousand and twenty-seven

Eight million, two hundred thousand, three hundred

Five million, two thousand, five hundred Two million, two hundred and two thousand and two

173. Write numbers up to 10 million in wordsWrite the numbers below in words. 9,291,536

4,590,000

6,070,040

4,000,800

174. Identify the digit in each place value for seven-digit numbersFor the questions below, write the digit of each place value. 7,451,194

Millions:

Hundred thousands:

Ten thousands:

Thousands:

Hundreds:

Tens:

Ones:

5,709,846

Hundred thousands:

Tens:

Millions:

Thousands:

Ones:

Ten thousands:

Hundreds:

2,043,198

Ones:

Hundreds:

Hundred thousands:

Thousands:

Ten thousands:

Millions:

Tens:

175. Identify the value of each digit in seven-digit numbersFor the questions below, write the value of each digit. 4,052,160

4 represents:

5 represents:

2 represents:

1 represents:

6 represents:

8,504,297

2 represents:

4 represents:

7 represents:

8 represents:

9 represents:

5 represents:

2,638,041

6 represents:

8 represents:

2 represents:

1 represents:

4 represents:

3 represents:

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176. Partition seven-digit numbersPartition the numbers below.

4,307,042 = + + + +

6,193,413 = + + + + + +

7,460,253 = + + + + +

177. Order numbers with up to seven digitsOrder each set of numbers from smallest to largest. 9 600 000, 696 000, 90 000, 6 990 000, 9 660 000

77 666, 6 677 666, 7 777, 7 676 666, 7 767 777

178. Round to the nearest 10, 100, 1000, 10 000, 100 000 and 1 000 000For the questions below, round each number to the specified degree of accuracy. 7,451,194Round to the nearest…

Million:

Hundred thousand:

Ten thousand:

Thousand:

Hundred:

Ten:

3,409,846Round to the nearest…

Million:

Hundred thousand:

Ten thousand:

Thousand:

Hundred:

Ten:

2,042,242Round to the nearest…

Million:

Hundred thousand:

Ten thousand:

Thousand:

Hundred:

Ten:

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