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Decimals

 

1. Write each of the decimals as a power of ten:

.25 .347 .005162

2. Write the following as a number:

a. Six and four tenths and five thousandths

b. Five hundred forty seven and three hundredths and twenty three ten thousandths

3. Write each decimal as a fraction:

.123 .0055 .1048

4. Write the fraction as a decimal:

1
2
4
25
5
8
2
9

5. Add the decimals:

0.0035 + 1.25 .164 + 3.036 .7812 + 0.304

6. Subtract the decimals:

.05 - 0.0725 7.819 - .32 3.125 - 0.25

7. Multiply the decimals:

0.132 × .25 .62 × 3.00 .705 × 0.37

8. Divide the decimals:

.512 ÷ .032 .635 ÷ .5 0.0236 ÷ 7.120

9. Write the following decimals in scientific notation:

.341583 .57487339 0.20054

10. Round the decimals to the nearest hundredths place:

0.746 7.544512 .00432

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