math makes me hungry

multiplication

100

5x9=

45

200

12x9

108

300

25x9

225

400

29 x86

2494

500

99x99

9801

division

100

6/2

3

200

21/7

3

300

28/7

4

400

75/2850

38

500

2772/42

66

subtraction Fraction

100

1/2 +1/2

1

200

3/4+2/4

1 1/4