add
subtract
multiply
100
8 + 5 =
What is 13?
100
12 - 7 = .
What is 5?
100

5 x 2

10

200
9 + 3 + 1 =
What is 13?
200
13 - 4 = .
What is 9?
200

3 x 3

9

300
6 + 9 =
What is 15?
300
14 - 6 = .
What is 8?
300

4 x 5

20

400
10 + 7 + 2 =
What is 19?
400
9 - 4 = .
What is 5?
400
9 x 2

18

500
9 + 8 + 1 =
What is 18?
500
16 - 9 = .
What is 7?
500

12 x 3

36

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