Show:
multiplying integers
adding integers
dividing integers
subtracting integers
random
100

12x3

36

100

2+7

9

100

15/5

3

100

12-7

5

100

12x12

144

200

-7x-7

49

200

-7+-12

-19

200

-14/-7

2

200

22-11

11

200

13x2

26

300

-7x9

-63

300

7+-14

-7

300

-27/3

-9

300

37-12

25

300

-37+7

-30

400

-14x12

-168

400

-14+12

-2

400

-12/6

2

400

32-8

24

400

42-8

34

500

-27x12

-324

500

27+-34

-7

500

-72/9

-8

500

500-150

350

500

29x8

232