Adding and Subtracting to 100

Adding WITHOUT Regrouping

100

4 + 5 = ?

9

200

12 + 6 = ?

18

300

56 + 3 = ?

59

400

47 + 30 = ?

77

500

71 + 22 = ?

93

Adding WITH Regrouping

100

15 + 16 = ?

31

200

25 + 37 = ?

62

300

36 + 54 = ?

90

400

45 + 54 = ?

99

500

86 + 14 = ?

100

Subtracting WITHOUT Regrouping

100

18 - 3 = ?

15

200

70 - 30 = ?

40

300

56 - 33 = ?

23

400

77 - 50 = ?

27

500

97 - 54 = ?

43

Subtracting WITH Regrouping

100

16 - 7 = ?

9

200

22 - 5 = ?

17

300

52 - 38 = ?

14

400

53 - 47 = ?

6

500

90 - 6 = ?

84

for funsies

100

Write the number: one hundred forty-eight

148

200

Finish the pattern:

11, 22, 33, 44, 55, ___, ___.

66, 77

300

45, 23, 32, 54, 14, 43 // What number is the least?

14

400

1, 110, 111, 101, 0, 10, 11 // What number is the greatest?

111

500

95, 90, 85, 80, ____ 70, 65, ____ // What are the missing numbers?

 75, 60