find the sum or difference and
express your answer to lowest tem
1-3/4 + 1/2 =
3 - 2 + 2 =
4-
号?
5-
4+2 =
6.57 - 23 -
7-8 + 4 =
8. 10 + 4.
9_
2 + 2 =
6
10 10 + 7/32 ²
2
11-363-
+
412-
JAZ
3
188
42
1
8
2+²=
ē
3
15 - 12/22 + 6 ²0
6