addition 1
subtraction 1
patterns
addition 2
subtraction 2
100

4 + 5 = ____

9

100

8 - 3 = ____

5

100

@ @ 4 @ @ 4 __ __ __

What comes next?

@ @ 4

100

45 + 54 = ____

99

100

32 - 10 = ____

22

200

11 + 8 = ____

19 

200

24 - 12 = ____

12

200

&&$_ &&$_ &&$_ ____

What comes next?

&&$_

200

110 + 12 = ____

122

200

46 - 19 = ____

27

300

23 + 15 = ____

38

300

57 - 32 = ____

25

300

14, 10, 6, ____

What comes next?

2

300

87 + 76 = ____

163

300

65 - 29 = ____

36

400

46 + 24 = ____

70

400

81 - 79 = ____

2

400

98, 104, 110, ____

What comes next?

116

400

238 + 156 = ____

394

400

248 - 112 = ____

136

500

108 + 73 = ____

181

500

167 - 99 = ____

68

500

77, 73, 69, ____, 61

What is missing?

65

500

366 + 274 = ____

640

500

554 - 199 = ____

355

M
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