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100
8+7=
What is 15?
100
17-8=?
What is 9?
100

3x4=?

What is 12?

100
13+8=?
What is 21?
200
9+5=?
What is 14?
200
16-8=?
What is 8?
200

5x2=?

What is 10?

200
17-8=?
What is 9?
300
6+8=?
What is 14?
300
15-7=?
What is 8?
300

5x6=?

What is 30?

300

8 x 8=?

What is 64?

400
7+5=?
What is 12?
400
12-5=?
What is 7?
400

7x6=?

What is 42?

400
18+7=?
What is 25?
500
8+5=?
What is 13?
500
13-7=?
What is 6?
500

8x6=?

What is 48?

500

6 x 9

What is 54?