Show:
Add
Subtract
Multiply
Divide
Mystery
100

10+30

40

100

4-4

0

100

10x5

50

100

100/10

10

100

25+7

32

200

20+90

110

200

10-8

2

200

9x7

63

200

12/4

3

200

4+4-2

6

300

100+50

150

300

70-20

50


300

7x7

49

300

64/8

8

300

6x6

36

400

40+7

47

400

25-15

10

400

20x4

80

400

72/6

12

400

81/9

9

500

8+9

17


500

200-16

184

500

8x5

40

500

54/9

6

500

66-12

54