Multiplication
112 x 8
896
12 / 4
3
4 x 5
20
2*5+4
14
x + 5
when x=12
17
220 x 15
3300
126 / 3
42
6 x 8
48
2(5+2)+4
18
2x-7
when x=6
5
148 x 21
3108
264 / 11
24
7 x 4
28
23+4*3
20
x2+4*8
when x=5
57
784 x 28
21952
1092 / 21
52
9 x 8
72
2*6/3
4
x(4+7)-21
when x=8
4156 x 24
99744
3968 / 32
124
12 x 7
84
2+4(52+9)
902
x2(4+2)-8
when x=6
208