C. ADD AND SUBTRACT REAL NUMBERS - Find each sum or ditterence.
TELE
1. - 63 +57
4. - 11.4 + (3.8)
7.- +13
14
2. - 21 - (- 46)
5. -7- (-7)
8. 104-9
3. 4.5 + (-10.2)
6
9. 4
+6