multiply
subtract
add
subtract/ add decimals
add
100

10x2

20

100

10-2

8

100

10+2

12

100

30.1+3.9

34

100

123+30

153

200

11x3

33

200

20-15

5


200

14+3

17

200

36.2-25

11.2

200

12+4

16

300

10x3

30

300

30-1

29

300

11+3

14

300

50.3-9

41.3

300

100+33

133

400

6x7

42

400

50-20

30

400

100+10

110

400

471.3-6

465.3

400

1,000+3

1,003

500

5x5

25

500

2-1

1

500

140+12

152

500

59.2+81

150.2

500

2000+36

2,036