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Adding and Subtracting within 100 - Printable Math Worksheets 2nd Grade - Wayground

Adding and Subtracting within 100

Isabella Sopkin

Created by Isabella Sopkin

20 questions

2nd Grade

Math

Updated Oct 2026

Adding and Subtracting within 100 is a Grade 2 mathematics worksheet that gives students 20 multiple-choice equations to solve. Students calculate each addition or subtraction problem within 100, then select the correct answer from four choices, building accuracy with two-digit computation and place-value reasoning. This free printable worksheet is useful for independent practice, classwork, homework, or a quick check of computational fluency. The repeated multiple-choice format helps teachers see whether students can identify accurate sums and differences while distinguishing the correct result from nearby numerical distractors. A complete answer key is included for efficient review and grading.

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Adding and Subtracting within 100

Total questions: 20

Name
Class
Date
1.

What is 45+2345 + 23 ?

a)

68

b)

66

c)

70

d)

72

2.

What is 57−2957 - 29 ?

a)

26

b)

28

c)

30

d)

32

3.

What is 34+5534 + 55 ?

a)

87

b)

89

c)

91

d)

93

4.

What is 76−4876 - 48 ?

a)

26

b)

28

c)

30

d)

32

5.

What is 22+3322 + 33 ?

a)

53

b)

55

c)

57

d)

59

6.

What is 88−4488 - 44 ?

a)

42

b)

44

c)

46

d)

48

7.

What is 15+7215 + 72 ?

a)

85

b)

87

c)

89

d)

91

8.

What is 64−2764 - 27 ?

a)

35

b)

37

c)

39

d)

41

9.

What is 19+8119 + 81 ?

a)

98

b)

100

c)

102

d)

104

10.

What is 50−2550 - 25 ?

a)

23

b)

25

c)

27

d)

29

11.

What is 33+4433 + 44 ?

a)

75

b)

77

c)

79

d)

81

12.

What is 92−5892 - 58 ?

a)

32

b)

34

c)

36

d)

38

13.

What is 26+4726 + 47 ?

a)

71

b)

73

c)

75

d)

77

14.

What is 81−3681 - 36 ?

a)

43

b)

45

c)

47

d)

49

15.

What is 14+5614 + 56 ?

a)

68

b)

70

c)

72

d)

74

16.

What is 24+7624 + 76 ?

a)

98

b)

100

c)

102

d)

104

17.

What is 60−1560 - 15 ?

a)

43

b)

45

c)

47

d)

49

18.

What is 32+4732 + 47 ?

a)

77

b)

79

c)

81

d)

83

19.

What is 42+5842 + 58 ?

a)

98

b)

100

c)

102

d)

104

20.

What is 73−2873 - 28 ?

a)

43

b)

45

c)

47

d)

49

WaygroundAnswer Key

Adding and Subtracting within 100

Total questions: 20

1.
a)

68

2.
b)

28

3.
b)

89

4.
b)

28

5.
b)

55

6.
b)

44

7.
b)

87

8.
b)

37

9.
b)

100

10.
b)

25

11.
b)

77

12.
b)

34

13.
b)

73

14.
b)

45

15.
b)

70

16.
b)

100

17.
b)

45

18.
b)

79

19.
b)

100

20.
b)

45

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FAQs

What does the Adding and Subtracting within 100 worksheet cover?

This Grade 2 worksheet covers solving addition and subtraction equations with numbers within 100. Its 20 multiple-choice items require students to compute each equation and select the correct result, reinforcing two-digit calculation accuracy and place-value thinking.

How can I use this worksheet to teach addition and subtraction within 100?

Model one or two equations by having students identify the operation, organize the tens and ones, and explain how they found the result. Then use the remaining multiple-choice items for guided practice, asking students to justify why their selected answer is correct and why nearby choices are not.

What mistakes should I watch for when students complete this worksheet?

Watch for students choosing a nearby distractor because they miscount a ten or one, overlook the operation sign, or reverse addition and subtraction. Ask students who select an incorrect option to recompute the equation using tens and ones and check whether their result is reasonable before changing an answer.

How do I assign and grade this worksheet?

On Wayground, you can use this Adding and Subtracting within 100 worksheet as a printable PDF or assign it as a digital quiz. It includes a complete answer key, and printable submissions can be graded by scanning student work with the Wayground for Teachers app.

How can I differentiate this worksheet for my students?

Use the worksheet’s Advanced Settings to adjust font spacing or choose a larger font so the 20 multiple-choice equations and answer choices are easier to read. You can also apply a dyslexia-friendly font or translate the worksheet into another language when that supports access to the computation practice.

Where can I find more worksheets like this on Wayground?

Wayground offers a broad collection of free printable worksheets and practice problems across subjects, with downloadable PDFs and answer keys to support essential skills and concepts. Browse more resources at https://wayground.com/en-us/worksheets.

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