addition
Subtraction
Times
Division
???
100

7+12

19


100

100-50

50

100

2x12

24

100

96 divided by 12

8

100

(5+5)x7=

70

200

9+12

21

200

234-134

100

200

3x8

24

200

108 divided by 12

9

200

(7+9)+5

21

300

2003+435

2438

300

564-342

222

300

11x5

55

300

90 divided by 9 

10

300

(90+10)+20

120

400

5421+2014

7435

400

2537-1432

1105

400

11x13

143

400

144 divided by 12

12

400

(7+10)+23

30

500

8529+2563

11092

500

5653-1235

4418

500

12x12

144

500

54 divided by 7

6

500

(2x6)x12

144