second grade math practice - teachers' resources...
TRANSCRIPT
0Mathpractice
3518
32+ 67
1101001000
Table of Contents
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Second Grade Math Practice
Digging Digits #1Digging Digits #2
Writing Out Place Value IWriting Out Place Value II
Add & Spell the Hidden Word #1Add & Spell the Hidden Word #2Add & Spell the Hidden Word #3Add & Spell the Hidden Word #4Add & Spell the Hidden Word #5Add & Spell the Hidden Word #6Add & Spell the Hidden Word #7Add & Spell the Hidden Word #8Add & Spell the Hidden Word #9Add & Spell the Hidden Word #10
Add, Round, Add #1Add, Round, Add #2Add, Round, Add #3Add, Round, Add #4Add, Round, Add #5Add, Round, Add #6Add, Round, Add #7Add, Round, Add #8Add, Round, Add #9
Add, Round, Add #10Math Mosaic 1Math Mosaic 2
Subtraction Number Crunching #1Subtraction Number Crunching #2Subtraction Number Crunching #3Subtraction Number Crunching #4Subtraction Number Crunching #5Subtraction Number Crunching #6Subtraction Number Crunching #7Subtraction Number Crunching #8Subtraction Number Crunching #9
Subtraction Number Crunching #10
Certificate of Completion
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100 + 50 + 9
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
- - - - - - - - - - - - -
100 + 40 + 2
100 + 90 + 7
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
- - - - - - - - - - - 300 + 50 + 3
200 + 40 + 8
700 + 80 + 5
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
- - - - - - - - - - -
400 + 70 + 4
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
- - - - - - - - - - - -
900 + 90 + 6
Change these place values into 3-digit numbers. See the example.
#1Digging Digits 2nd
Grade
Math
Place Value
Addition
&
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1000 + 300 + 40 + 8
2000 + 600 + 50 + 9
4000 + 200 + 60 + 7
5000 + 800 + 10 + 1
2000 + 500 + 70 + 4
1000 + 400 + 60 + 5
7000 + 60 + 3
8000 + 800 + 8
Change these place values into 4-digit numbers. See the example.
#2Digging Digits 2nd
Grade
Math
Place Value
Addition
&
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= __________________________
784
= 300 + 50 + 2
= 700 + 80 + 4
= 1000 + 80 + 9
= 4,000 + 500 + 3
= 9000 + 800 + 60 + 6
= 10,000 + 400 + 90 + 2
= 50000 + 9000 + 400 + 1
= 100,000 + 20000 + 400 + 90 + 2
= 700000 + 60000 + 9000 + 400 + 50 + 4
= 6000000 + 100000 + 30000 + 400 + 40 + 6
1089
4503
9866
10492
59401
120492
769454
6103446
352 Three hundreds, �ve tens, and two ones.
= _______________________
= ________________________
= _____________________
= ________________
= _________________
= ________________
= ________________________________________
= ________________________________________
= ________________________________________
Writing Out Place Value IFill in the missing numbers in the box.
Then write out the place values on the line provided.
II
Writing Out Place Value IIFill in the missing numbers in the box.
Then write out the place values on the line provided.
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= __________________________
593
= 700 + 20 + 5
= 700 + 90 + 4
= 1000 + 80 + + 1
= 8,000 + 500 + 3
= 9,000 + 800 + 60 + 6
= 50000 + 9000 + 400 + 1 + 2
= 400,000 + 20000 + 6,000 + 90 + + 2
= 6000000 + 100000 + 30000 + 400 + 40 + 4
4421
8079
9437
25766
725 Seven hundreds, two tens, and �ve ones.
= _______________________
= ________________________
= _____________________
= __________________
= ________________________________________
= ________________________________________
= 20,000 + 400 + 90 + 60 + 6
= ________________________________________
= ________________________________________
= ________________________________________
8860324
2357278 = 700000 + 60000 + 9000 + 7,000 + + sss + 8
456387
97642
II
32
+ 67
20
+ 99
27
+ 91
93
+ 15
44
+ 31
93
+ 12
92
+ 92
79
+ 69
23
+ 44
10
+ 96
80
+ 75
71
+ 80
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O A E C
T D L W
R F M B
Add2nd
Grade
&
Add these numbers to find the letters that spell out the hidden word.
106
18499
148 11867
151118
105
Spell The Hidden Word
You may need to carry.
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B A E Q
T D L H
R U M K
140 65
87 120 8699
7565
107 140
11
+ 47
24
+ 41
86
+54
15
+ 84
99
+ 21
66
+ 28
97
+17
41
+ 45
12
+ 75
62
+ 13
76
+83
95
+ 12
Add
2nd
Grade
&
Add these numbers to find the letters that spell out the hidden word.
Spell The Hidden Word
You may need to carry.
More worksheets at www.education.com/worksheetsCopyright © 2010-2011 by Education.com
B O I F
G D L H
R U S K
4271 66 118
9252
159141
79
+ 25
33
+ 38
30
+ 22
18
+ 74
16
+ 26
29
+ 89
22
+ 44
91
+ 50
36
+ 68
91
+ 75
62
+ 97
93
+ 99
Add
2nd
Grade
&
Add these numbers to find the letters that spell out the hidden word.
Spell The Hidden Word
You may need to carry.
More worksheets at www.education.com/worksheetsCopyright © 2010-2011 by Education.com
B O I Y
E D L W
R U S C
109 166 10993
15081
112
78
+ 15
53
+ 28
83
+ 40
71
+ 95
21
+ 88
92
+ 75
44
+ 29
39
+ 73
57
+ 93
87
+ 12
77
+ 83
83
+ 12
Add&Add these numbers to find the letters that spell out the hidden word.
Spell The Hidden Word
You may need to carry.
2nd
Grade
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G O I Y
M T L W
N H S C
94 96 96171
18742
167127
57
93
+ 74
30
+ 66
10
+ 32
98
+ 97
23
+ 71
12
+ 45
99
+ 88
97
+ 51
79
+ 92
31
+ 96
67
+ 20
60
+ 35
Add
2nd
Grade
&
Add these numbers to find the letters that spell out the hidden word.
Spell The Hidden Word
You may need to carry.
More worksheets at www.education.com/worksheetsCopyright © 2010-2011 by Education.com
G F I Y
R T L W
N H S E
Oddi it n Ma ain
134 95 14385
134130
9585
144
58
+ 39
88
+ 46
65
+ 30
47
+ 46
54
+ 89
59
+ 96
86
+ 44
37
+ 81
60
+ 38
52
+ 54
79
+ 65
19
+ 66
Add
2nd
Grade
&
Add these numbers to find the letters that spell out the hidden word.
Spell The Hidden Word
You may need to carry.
More worksheets at www.education.com/worksheetsCopyright © 2010-2011 by Education.com
G F I Y
A T L W
N H S E
88 125 12988
40 135114
INTERSTATE
101
INTERSTATE
101NORTH
62
+ 67
26
+ 56
27
+ 98
31
+ 83
68
+ 67
55
+ 18
36
+ 32
23
+ 17
79
+ 22
15
+ 73
68
+ 24
39
+ 44
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Add
2nd
Grade
&
Add these numbers to find the letters that spell out the hidden word.
Spell The Hidden Word
You may need to carry.
More worksheets at www.education.com/worksheetsCopyright © 2010-2011 by Education.com
N F B Y
A T L D
X H G E
57 100 138123
127 100130
86
+ 52
52
+ 54
44
+ 83
34
+ 11
69
+ 31
54
+ 33
19
+ 59
80
+ 43
68
+ 13
28
+ 29
61
+ 69
71
+ 75
Add&Add these numbers to find the letters that spell out the hidden word.
Spell The Hidden Word
You may need to carry.
2nd
Grade
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N F B M
A T L D
U R V E
146 100 5745
81 106106
86
+ 52
52
+ 54
44
+ 83
34
+ 11
69
+ 31
54
+ 33
19
+ 59
80
+ 43
68
+ 13
28
+ 29
61
+ 69
71
+ 75
Add
Grade
&
Add these numbers to find the letters that spell out the hidden word.
Spell The Hidden Word
You may need to carry.
More worksheets at www.education.com/worksheetsCopyright © 2010-2011 by Education.com
M F B A
I T R D
U H G E
134 79 6788
173 16079
82
+ 78
78
+ 79
81
+ 53
18
+ 87
78
+ 95
36
+ 52
12
+ 49
12
+ 64
14
+ 93
50
+ 32
98
+ 89
52
+ 27
Add&Add these numbers to find the letters that spell out the hidden word.
Spell The Hidden Word
You may need to carry.
2nd
Grade
More worksheets at www.education.com/worksheetsCopyright © 2010-2011 by Education.com
90
+
+
32
96
+ 61
Add the numbers and round each answer. Then add them together to get the �nal total.
=
85
+
+
69
40
+ 27
=
39
+
+
70
69
+ 74
=
84
+
+
52
86
+ 45
=
122 157 100 + 200 300
Add Addd, ,R oun2nd
Grade
#1
If the number in the tens place is 5 or greater, the hundreds digit goes up one.
If the number in the tens place is 4 or less, the hundreds digit does not change.
Example: 468 500 712 700
Rounding to the nearest hundred
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24
+
+
85
40
+ 75
Add the numbers and round each answer. Then add them together to get the �nal total.
=
81
+
+
22
95
+ 16
=
88
+
+
34
74
+ 49
=
38
+
+
99
81
+ 36
=
109 115 100 + 100 200
Add Addd, ,R oun2nd
Grade
#2
If the number in the tens place is 5 or greater, the hundreds digit goes up one.
If the number in the tens place is 4 or less, the hundreds digit does not change.
Example: 468 500 712 700
Rounding to the nearest hundred
More worksheets at www.education.com/worksheetsCopyright © 2010-2011 by Education.com
88
+
+
79
91
+ 46
Add the numbers and round each answer. Then add them together to get the �nal total.
=
82
+
+
66
37
+ 92
=
72
+
+
63
41
+ 85
=
65
+
+
60
72
+ 43
=
167 137 200 + 100 300
Add Addd, ,R oun2nd
Grade
#3
If the number in the tens place is 5 or greater, the hundreds digit goes up one.
If the number in the tens place is 4 or less, the hundreds digit does not change.
Example: 468 500 712 700
Rounding to the nearest hundred
More worksheets at www.education.com/worksheetsCopyright © 2010-2011 by Education.com
45
+
+
62
68
+ 99
Add the numbers and round each answer. Then add them together to get the �nal total.
=
86
+
+
25
84
+ 65
=
99
+
+
62
32
+ 80
=
91
+
+
82
94
+ 35
=
107 169 100 + 200 300
Add Addd, ,R oun2nd
Grade
#4
If the number in the tens place is 5 or greater, the hundreds digit goes up one.
If the number in the tens place is 4 or less, the hundreds digit does not change.
Example: 468 500 712 700
Rounding to the nearest hundred
More worksheets at www.education.com/worksheetsCopyright © 2010-2011 by Education.com
97
+
+
15
93
+ 42
Add the numbers and round each answer. Then add them together to get the �nal total.
=
54
+
+
75
94
+ 14
=
30
+
+
91
97
+ 81
=
67
+
+
63
86
+ 36
=
102 135 100 + 100 200
Add Addd, ,R oun2nd
Grade
#5
If the number in the tens place is 5 or greater, the hundreds digit goes up one.
If the number in the tens place is 4 or less, the hundreds digit does not change.
Example: 468 500 712 700
Rounding to the nearest hundred
More worksheets at www.education.com/worksheetsCopyright © 2010-2011 by Education.com
84
+
+
97
78
+ 82
=
96
+
+
97
16
+ 99
=
36
+
+
89
97
+ 51
=
40
+
+
69
64
+ 83
=
181 160 200 + 200 400
Add Addd, ,R oun2nd
Grade
#6
Add the numbers and round each answer. Then add them together to get the �nal total.
If the number in the tens place is 5 or greater, the hundreds digit goes up one.
If the number in the tens place is 4 or less, the hundreds digit does not change.
Example: 468 500 712 700
Rounding to the nearest hundred
More worksheets at www.education.com/worksheetsCopyright © 2010-2011 by Education.com
85
+
+
57
55
+ 99
=
69
+
+
95
93
+ 74
=
68
+
+
81
66
+ 74
=
50
+
+
76
37
+ 76
=
If the number in the tens place is 5 or greater, the hundreds digit goes up one.
If the number in the tens place is 4 or less, the hundreds digit does not change.
Example: 468 500 712 700
Rounding to the nearest hundred
142 154 100 + 100 200
Add Addd, ,R oun2nd
Grade
#7
Add the numbers and round each answer. Then add them together to get the �nal total.
200 300
More worksheets at www.education.com/worksheetsCopyright © 2010-2011 by Education.com
82
+
+
67
58
+ 82
=
75
+
+
69
84
+ 73
=
67
+
+
84
78
+ 49
=
71
+
+
77
98
+ 85
=
If the number in the tens place is 5 or greater, the hundreds digit goes up one.
If the number in the tens place is 4 or less, the hundreds digit does not change.
Example: 468 500 712 700
Rounding to the nearest hundred
149 140 100 + 100 200
Add Addd, ,R oun2nd
Grade
#8
Add the numbers and round each answer. Then add them together to get the �nal total.
More worksheets at www.education.com/worksheetsCopyright © 2010-2011 by Education.com
66
+
+
63
89
+ 97
=
93
+
+
72
68
+ 49
=
69
+
+
36
76
+ 58
=
87
+
+
40
55
+ 85
=
If the number in the tens place is 5 or greater, the hundreds digit goes up one.
If the number in the tens place is 4 or less, the hundreds digit does not change.
Example: 468 500 712 700
Rounding to the nearest hundred
129 186 100 + 200 300
Add Addd, ,R oun2nd
Grade
#9
Add the numbers and round each answer. Then add them together to get the �nal total.
More worksheets at www.education.com/worksheetsCopyright © 2010-2011 by Education.com
83
+
+
67
72
+ 96
=
60
+
+
72
80
+ 98
=
77
+
+
96
70
+ 40
=
88
+
+
42
95
+ 87
=
If the number in the tens place is 5 or greater, the hundreds digit goes up one.
If the number in the tens place is 4 or less, the hundreds digit does not change.
Example: 468 500 712 700
Rounding to the nearest hundred
150 168 100 + 200 300
Add Addd, ,R oun2nd
Grade
#10
Add the numbers and round each answer. Then add them together to get the �nal total.
200 400
Math Mosaic 1Add or subtract. Use the key to color in the spaces.
Created by :www.education.com/worksheetsCopyright 2008-2009 Education.com
Answer16223754
ColorPinkPurpleBlueGray
38 22–
59 43–
68 31–
25 12+
12 10+
11 11+
21 16+
24 13+
88 66– 99
45–
79 57– 77
23–
Math Mosaic 2Add or subtract. Use the key to color in the spaces.
Created by :www.education.com/worksheetsCopyright 2008-2009 Education.com
Answer24364762
ColorRedPurpleBlueYellow
71 Green
32 30+
41 21+
13 11+
24 12+
40 31+
32 4+
88 26–
83 12–
44 20–
25 22+
68 21–
59 23–
48 12–
76 14–
5046
2213
8229
3528
5224
8236
4417
2016
6223
7237
4337
5738
Use borrowing to solve these subtraction problems.
Number Crunching #1
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S U B T R AC T I ONS U B T R AC T I ONS U B T R AC T I ON
9162
4315
9039
7439
7569
7354
8548
5546
7344
4218
3229
9283
Use borrowing to solve these subtraction problems.
Number Crunching #2
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S U B T R AC T I ONS U B T R AC T I ONS U B T R AC T I ON
6052
5238
6416
8169
6038
5237
9084
6528
5718
6629
6335
4026
Use borrowing to solve these subtraction problems.
Number Crunching #3
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S U B T R AC T I ONS U B T R AC T I ONS U B T R AC T I ON
8056
5134
9173
5428
9276
9223
9789
7065
8173
7265
9528
3324
Use borrowing to solve these subtraction problems.
Number Crunching #4
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S U B T R AC T I ONS U B T R AC T I ONS U B T R AC T I ON
7536
4718
8125
3012
9334
8263
8448
8859
8758
7149
9335
7245
Use borrowing to solve these subtraction problems.
Number Crunching #5
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S U B T R AC T I ONS U B T R AC T I ONS U B T R AC T I ON
5132
9116
2316
9739
7518
7156
9051
8478
7132
9084
7538
8072
Use borrowing to solve these subtraction problems.
Number Crunching #6
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S U B T R AC T I ONS U B T R AC T I ONS U B T R AC T I ON
6326
7428
6145
7649
6132
7629
9118
6628
9819
6031
8335
9589
Use borrowing to solve these subtraction problems.
Number Crunching #7
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S U B T R AC T I ONS U B T R AC T I ONS U B T R AC T I ON
8416
8027
5048
6448
4318
6113
8368
4238
8176
4025
6359
7829
Use borrowing to solve these subtraction problems.
Number Crunching #8
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S U B T R AC T I ONS U B T R AC T I ONS U B T R AC T I ON
6529
2617
9081
6617
3819
7128
4327
5245
7013
6829
2219
7468
Use borrowing to solve these subtraction problems.
Number Crunching #9
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3518
6219
8138
8046
7719
9728
7223
7135
9188
2416
9548
7226
Use borrowing to solve these subtraction problems.
Number Crunching #10
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S U B T R AC T I ONS U B T R AC T I ONS U B T R AC T I ON
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