Chapter 2 pratice test

1. calculate 4.85 + 0.5 3.2.
 2.15
2. calculate 98.2 - 4.8.
93.4
3. estimate 64.12 x 4.8
650
4. calculate (39-1.7) /10
3.75
5. what is the product of 8.5 x 0.7
5.95