Maths Task 3

Missing Number Sentences

DNA Task: Complete the work on your table

The Variations Key: Tell me all numbers that are larger than 50 but smaller than 65.

To be able to recognise that addition and subtraction are the opposite of each other.

To use addition facts to work out missing numbers.

Maths Task 3

DNA Task:

Using a tree map (if you have paper) tell me the different ways to say ‘add’ and ‘subtract‘. If you don’t have paper, list

them here.

Mild Medium Hot Fiery

1) 5 x 5= 1) 5 x 12= 1) 183 x 1= 1) 88÷ 8 =

2) 10 x 10= 2) 8 x 8= 2)81 x 2= 2) 1565 x 2=

3) 7x 3= 3) 11 x 11= 3) 21 x3= 3) 7882 x 3=

4) 7 x 11= 4) 5 x 9= 4) 66 x 4= 4) 4567 x 4=

5) 6 x 3= 5) 7 x 11 = 5) 75 x 5= 5) 8123 x 5=

6) 5 x 11= 6) 4 x 8= 6) 89 x 6= 6)3890 x 6=

7) 7 x 4 = 7) 6 x 7= 7) 73 x 7= 7) 7128 x 7=

8) 9 x 11= 8) 6 x 6= 8) 82 x 8= 8) 9189 x 2

9) 3 x_ = 36 9) 4 x _ = 40 9) 654 x 9= 9)8075 x 8=

10) 3 x 11= 10) 56 ÷ 7 = 10) 976 x 2= 10)4321 x 4=

11) 4 x 11= 11) 40÷ 5 = 11) 815 x 4= 11) 7655 x 10=

12) 11 x 12= 12) 90 ÷ 9= 12) 6455 x 3= 12)55436 x 5=

Spend 15 minutes working on some of these questions.Choose the level that is right for you.Try to challenge yourself!

Mild Medium Hot Fiery

1) 5 x 5= 25 1) 5 x 12= 60 1) 183 x 1= 183 1) 88÷ 8 = 11

2) 10 x 10= 100 2) 8 x 8= 64 2)81 x 2= 162 2) 1565 x 2= 3130

3) 7x 3= 21 3) 11 x 11= 121 3) 21 x3= 63 3) 7882 x 3= 23,649

4) 7 x 11= 77 4) 5 x 9= 45 4) 66 x 4= 264 4) 4567 x 4= 18,268

5) 6 x 3= 24 5) 7 x 11 = 77 5) 75 x 5= 375 5) 8123 x 5= 40,615

6) 5 x 11= 55 6) 4 x 8= 32 6) 89 x 6= 534 6)3890 x 6= 23,340

7) 7 x 4 =28 7) 6 x 7= 42 7) 73 x 7= 511 7) 7128 x 7= 49,896

8) 9 x 11= 99 8) 6 x 6= 36 8) 82 x 8= 656 8) 9189 x 2= 18,378

9) 3 x 12 = 36 9) 4 x 10 = 40 9) 654 x 9= 5886 9)8075 x 8= 64,600

10) 3 x 11= 33 10) 56 ÷ 7 = 8 10) 976 x 2= 1952 10)4321 x 4= 17,284

11) 4 x 11= 44 11) 40÷ 5 =8 11) 815 x 4= 3260 11) 7655 x 10= 76,550

12) 11 x 12= 132 12) 90 ÷ 9= 10 12) 6455 x 3= 19,365

12)55436 x 5= 277,180

Have a go at this game! CLICK HERE

Have a go at these calculations. You could type the answers here, or write on paper.

73 + 52 = 125

Answers

91 + 54 = 145There may be more than one possible answer!

Have a go at these calculations. You could type the answers here, or write on paper.

36 – 21 = 15 491 + 373 = 864

There may be more than one possible answer!

Exit Ticket:

Fill in the gaps to make the calculation correct:

7 1 + 3 = 900

Exit Ticket:

Fill in the gaps to make the calculation correct:

7 6 1 + 1 3 9 = 900