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100
8+7=
What is 15?
100
17-8=?
What is 9?
100
8x4=?
What is 32?
100
13+8=?
What is 21?
200
9+5=?
What is 14?
200
16-8=?
What is 8?
200
6x9=?
What is 36?
200
17-8=?
What is 9?
300
6+8=?
What is 14?
300
15-7=?
What is 8?
300
9x6=?
What is 36?
300

72+5=?

What is 77?

400
8+5=?
What is 13?
400
13-7=?
What is 6?
400

8x6=?

What is 48?

400

12x5=?

What is 60?

500
7+5=?
What is 12?
500
12-5=?
What is 7?
500

15x2=?

What is 30?

500
18+7=?
What is 25?