Multiply and Divide By a Power of Ten: With Exponents

Example Question Before Quiz
What is the value of 42.73 x 103?

Question Solution
Notice that when you multiply a decimal by a power of ten, the exponent tells you how many places to move the decimal point. Since this equation shows multiplying by 103, move the decimal point 3 places to the right.
42.73 x 103 = 42.73 x 1,000
= 42,730

Question 1
What is the value of 57 ÷ 104? 0.05700.0570.00570.00057

Question 2
What is the value of 43.12 ÷ 103? 0.043120.43120.0043120.431200

Question 3
What is the value of 21.84 x 103? 2,18421,840218,400210,840

Question 4
What is the value of 876,400 ÷ 105? 8.0764876.487.648.764

Question 5
Find the value.

13.82 x 104? 13,8201,380,200138,2001,382,000

Question 6
What is the value of 8 ÷ 105? 0.000080.00080.0080.00080

Question 7
What is the value of 402.3 x 104? 423,00040,023,0000402,3004,023,000

Question 8
What is the value of 0.56 ÷ 103? 0.0000560.000560.00560.00560

Question 9
What is the value of 478,910 ÷ 105? 478.9147.8914.78910.47891

Question 10
Find the value.

0.084 x 105? 8408,40080,40084,000

Correct
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