Show:
subtraction 1
addition 1
multiplication
addition 2
subtraction 2
100

14-5

What is 9

100

13+13

What is 26

100

2x1

What is 2

100

2+4

What is 6

100

10-5=X

What is X=5

200

17-6

What is 11

200

24+6

What is 30

200
3x3

What is 9

200

2+8

What is 10

200

24-4

What is 20

300

11-4

What is 7

300

1+2

What is 3

300

2x4

What is 8

300

4+26

What is 30

300

4-2

What is 2

400

21-2

What is 19

400

33+11

What is 44

400

3x5

What is 15

400

24-12

What is 12

400

6-3

What is 3

500

57-14

What is 43

500

24+4

What is 28

500

8x4

What is 32

500

11-1

What is 10

500

12-7

What is 5