Unknown Numbers
Adding 3 Numbers
Two-Digit Addition without Regrouping
Two-Digit Addition with Regrouping
Word Problems
100

30 + ___ = 60

30

100

16 + 34 + 21 = _____

71

100

26 + 3 = ____

29

100

37 + 8 = ___

45

100
Emily's baseball team is playing a baseball game to raise money for a children's hospital. Emily's team scored 11 runs in the game. The other team scored 8 runs. How many runs were scored in all?
19 runs
200

65 + ___ =75

10

200

37 + 14 + 23 = ____

74

200

17 + 11 = ____

28

200

46 + 24 = ____

70

200
Lauren has 17 cakes and 24 pies to sell at the bake sale. How many cakes and pies does she have to sell?
41 cakes and pies
300

___ + 99 =100

1

300

25 + 15 + 13 = ____

53

300

32 + 16 = ____

48

300

63 + 29 = ____

92

300
Jordan sells 26 vanilla milkshakes and 19 chocolate milkshakes. How many milkshakes does Jordan sell in all?
45
400

45 + ___ =72

27

400

18 + 28 + 42 = ____

88

400

53 + 24 = _____

77

400

47 + 26= ___

73

400
67 leaves were on the ground and 23 more fell down. Now how many leaves are on the ground?
90
500

___ + 15 = 37

22

500

31 + 12 + 24 = ____

67

500

42 + 13 = ___

55

500

98 + 64 = ____

162

500

Ms. Delgado's garden has 24 red roses, 36 tulips, 18 sunflowers. How many flowers does she have altogether?

78

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