Show:
Addition +
Subtraction -
Multiplication X
Division ÷
Mixed +-X÷
100

100+28

128
100
91-7

84

100

3*10

30

100

2/1

2

100
100 * (47 - 46)

100

200

298+192

490

200
22-9

13

200

17*19

323

200
9/3

3

200

12 * 3 - (7 + 2)

27

300
77+33+2

112

300

x - 10 = 2

x = 12

300

22*160

3520

300

256/8

32

300

-x = (27/3) - 12

x = 3
400
-2 + 13

11

400

283-300

-17

400

2003*12

24036

400

194/12

Q = 16, R = 2

400

19-3+2-1

17

500

x+12=13

x=1

500
3873-2985

888

500

9x + 9 = 36

x = 3

500
x/12 = 19

x = 228

500
(2*x)+16 = 0

x = -8