Unit 6 Test

What is your name?

1) 12.8 x 10^3 (ten to the third power) =

• 128
• 1,280
• 12,800
• 0.128

2) 12.8 x 10^4 (ten to the fourth power) =

• 1,280
• 12,800
• 128,000
• 0.0128

3) 45.3 / 10^2 (ten to the second power) =

• 453
• 4.53
• 0.453
• 0.00453

4) 45.3 / 10^3 (ten to the third power) =

• 0.453
• 0.0453
• 0.00453
• 453

5) Convert between centimeters to meters (100 cm = 1 m). How many meters are there in 250 centimetres?

6) Use an estimate to place the decimal in the following product. 52.3 x 7.9 =

• 41,317
• 4.1317
• 41.317
• 413.17

7) Solve 13.7 x 4.9 =

8) Solve 22.4 x 41.5

9) Solve 8.46 / 3 =