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ADD AND SUBTRACT WITHIN 100 REVIEW

English 27 Public

1.NBT.4, 1.NBT.5, 1.NBT.6

Study Slideshow

56+7=?

63

15

28+20=?

48

15

35+40=?

75

15

30+30=?

60

15

80-10=?

70

15

_____, 80, 81

79

15

42,43, ____

44

15

What is ONE more than 89?

90

15

What is ONE less than 53?

52

15

What is TEN more than 34?

44

15

What is TEN less than 12?

2

15

Which direction do we move on the hundreds chart is we want to find TEN MORE?

down

15

Which direction do we move on the hundreds chart is we want to find TEN LESS?

up

15

53-20=?

33

15

15+6=?

21

15

61-20=?

41

15

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