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Adding Tens
Subtracting Tens
Word Problems
Addition and Subtraction
Single Digit
100
10+30
What is 40
100
40-20
What is 20
100
Some children wrote letters. 22 children wrote friendly letters. The other 41 children wrote business letters. How many children wrote letters?
What is 63.
100

38+8

What is 46

100
67-9

What is 58

200
34+30
What is 64
200
53-20
What is 33
200
Dan Dan counted 49 large rocks and 16 small rocks. How many rocks did Dan Dan count?
What is 65
200

58+6

What is 64

200

48-6=

What is 42

300
56+20
What is 76
300

87-70

What is 17

300
Emily's team scored 55 points. Emily scored 36 of the points. How many points did the other players score?
What is 19
300

73-6

What is 67

300

15-8=

What is 7

400
45+50
What is 95
400

98-50

What is 48

400

Paige went on 72 hikes. 4 of her hikes were on trails. How many of her hikes were not on trails?

What is 68

400

57+4

What is 61

400

18+4=

What is 22
500

12+80

What is 92

500
79-40
What is 39
500
Dominic planted 88 trees on Wednesday and Thursday. He planted 59 trees on Wednesday. How many trees did he plant on Thursday?
What is 29
500

90-4

What is 86

500

83-9=

What is 74