Write each product as a decimal without using your calculator.

1.    34.5 x 10³ = _________________________

2.    456 x 10² = _________________________

3.    .5 x 10⁵ = _________________________

4.    234.3 x 10⁶ = ____________________________

5.    .004 x 10⁴ = ____________________________

6.    2.0003 x 10⁷ = ______________________________

7.    10³ x .2 = ____________________________

8.    100 x 10³ = _______________________________
 

Use your calculator to write each power as a decimal.

9.    3⁴ = _____

10.    5³ = _____

11.     15² = _____

12.    35³ = _____

13.    4⁵ = _____
 

14.    Which is largest?         3⁵        4⁴        5³

15.    What number is 1 less than 10⁴?  ____________________

16.    What number is 1 less than 10⁶? ______________________

17.    What number is 1 less than 10⁹? _______________________

18.    What number is 1 less than 10¹? _____________________