1-Step Word Problems
Addition with Regrouping up to 100
Addition within 20
100

A school had 85 milk boxes. The kids drank some of them at lunch. After lunch, 17 milk boxes were left. How many milk boxes did the kids drink?

a) 102 milk boxes

b) 86 milk boxes

c) 68 milk boxes


68 milk boxes

100

Find 48 + 43 by breaking both into tens and ones. 

48 + 43 = _____


a) 91

b) 201

c) 81

91

100

7 + 8 = ____

15

200

Eddie saw 49 birds at the park. Then, some flew away. Now there are 7 birds left. How many birds flew away?


a) 24 birds 

b) 42 birds

c) 43 birds

b) 42 birds

200

Find 21 + 19 by breaking both numbers into tens and ones. 

21 + 19 = 


a) 32

b) 34

c) 40

b) 40

200

4 + 9= ____

13

300

Sofia made 35 finger puppets. She gave the same number of puppets to each of 5 friends. How many finger puppets did Sofia give to each friend?

a) 40 finger puppets

b) 30 finger puppets

c) 7 finger puppets

c) 7 finger puppets

300

Find 43 + 47 by breaking both numbers into tens and ones. 

43 + 47 = _____

a) 105

b) 80

c) 90

c) 90

300

10 + 9 =____

19

400

Sally baked 32 muffins and divided them equally into 4 tins. How many muffins did Sally put in each tin?


a) 8 muffins

b) 36 muffins

c) 7 muffins


a) 8 muffins

400

Find 37 + 43 by breaking both numbers into tens and ones. 

37 + 43 = _____


a) 80

b) 81

a) 90

a) 80

400

18 - 5 = _____

13

500

Coach Susha used 12 cones to mark an area. Now he has 18 cones left. How many cones did Coach Susha start with?


a) 6 cones

b) 30 cones

2) 20 cones

b) 30 cones

500

Find 41 + 49 by breaking both numbers into tens and ones. 

41 + 49 = ____

 a) 91

b) 90

c) 80

b) 90

500

18 - 13 = _______

5

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