Study

Addition and Subtraction Within 100

0%

0 0 0

7 tens 5 ones

75

6 + 52

58

26 + 45

71

5 + 6 + 4

15

55 - 28

27

68, 70, ......, 74, ........

72 and 76

Eighty - three

4 + 5 + 7

16

True or False if 70 - 29 = 51

False

82 - 29

53

Ninety-two

98, 96, 94, ......., ........, ........

92, 90, 88

87 - 79

8

80 - 63

17

67 + 28

95

27 + 37

64

75 - 49

26

27 + 38

65

True or False if 35 + 57 = 92

True

46 + 27

73

61, 63, 65, ......, 69, .........

67 and 71

Seventy-five

76 - 24

52

8 + 71

79

One-hundred

8 + 8 + 8

24

90 - 78

12

Sixty-one

59

Fifty-nine

9 + 6 + 7

22

80 = ......... tens ........ ones

8 tens 0 ones

25, 30, ......., 40, ......., .......

35, 45, 50

42 + 8

50

91 - 48

43

8 + 5 + 7

20

75 - 39

36

True or False if 28 + 29 = 47

False