Show:
addition
subtraction
multiplication
100

5+5

10

100

7-2

5

100

4x3

12

200

50+76

126

200

24-16

08

200

5x6

30

300

107+92

199

300

92-62

30

300

10x10

100

400

1602+707

2309

400

106-79

27

400

100x5

500

500

1572+75

1647

500

1792-504

1288

500

1000x79

79000