12+8
20
5x2
10
4+a=10
6
17___71
< (less than)
23+12
35
8x3
24
s+9=20
11
18____ 9+9
= (equal to)
35+28
63
9x7
x+14=28
14
55____34+22
455+219
674
10x15
150
m+25=55
23+23____30+13
> (greater than)