multiplication
subtration
addition
100

3x3

9

100

302-200

102

100

45+34

79

200

4x8

32


200

235-143

192

200

50+90

140

300

9x8

72


300

3546-2422

1124

300

400+700

1100

400

12x11

132

400

6009-4003

2006


400

4390=690

5180

500

12x30

360

500
10,000-5000

5000


500

6097+9000

15,097
M
e
n
u