Show:
Add 2
Add 3
Subtract 2
Subtract 3
Multiply 1
100

22+15

37

100

115+123

238

100

22-15

7

100

123-115

8

100

6x7

42

200

23+18

41

200

100+111

211

200

23-18

5

200

122-100

22

200

4x3

12

300

32+25

57

300

352+271

623

300

32-25

7

300
352-117

235

300

5x3

15

400

46+29

75

400

275+358

633

400

46-29

17

400

358-275

83

400

8x6

48

500

87+65

152

500

700+528

1228

500

87-65

22

500

700-528

172

500

7x7

49