Show:
Adding
Subtracting
Multiplying
Dividing
100

21 + 9

30
100

32 - 12 = 

20

100

9 x 12 =

108

100

18 ÷ 3 =

6

200

90 + 50 =

140
200

46 - 19 =

27

200

10 x 11 =

110

200

56 ÷ 8 =

7

300

44 + 17 =

61

300

140 - 32 =

108

300

42 x 10 = 

420

300

120 ÷ 12 =

10

400

52 + 219 =

271

400

328 -130 =

198

400

56 x 2 = 

112

400

132 ÷ 11 = 

12

500

127 + 61 =

188

500

560 - 90 = 

470

500

73 x 4 =

292

500

240 ÷ 2 = 

120