## Thursday, December 16, 2010

### Homework Book

Homework Book pg.40-41 #1-7

1)You can covert fractions to decimals using a ____________,___________or______________.
A:Hundred Grid,Division,Multiplication.

2)You can convert decimals to percents using a ____________,_______________or___________.
A:Hundred Grid,Division,Multiplication.

3)Percents can be written as _____________and as______________.
A:Fractions,Decimals.

4)Rewrite each fraction as a decimal and percent.Show your thinking.
a)3/4 = ______ or_________.
A:0.75,75%
b)21/300 =_______ or ________.
A:0.07,7%
c)9/5 = ________ or ________.
A:1.8,180%
d)1/8 =________or__________.
A:0.125,125%
c)3/80 =__________or________.
A:0.0375,37.5%

5)Convert each decimal to a percent and a fraction in lowest terms.Show your thinking
a)4.25
A:425% 17/4
b)0.845
A:84.5% 169/200
c)0.0062
A;0.6329 31/5000

6)Convert each percent to a decimal then fraction.Show your thinking.
a)735%
A:7.35 147/30
b)16 1/2
A:0.165 33/200
c)0.6
A:0.006%3/500

7)Tristan changes a flat rate of 16\$ for each small lawn that he mows .He decided to increase his rate to 20\$ .What is the new rate as a percent of the old rate?Show your thinking

A:125%