Percents, Fractions, and Decimals

1
Percents, Fractions, and Decimals

• Lesson 6-6

2
Vocabulary

• A percent is a ratio that compares a number to
  100. It means per 100.
• 49 out of 100 is 49.

3
Writing Percents as Decimals

• Imagine a decimal point in the place of the
  percent sign, and move the decimal two spaces to
  the left (the same as dividing by 100).

.26
26
40
.40
.4
.07
7
4
Writing Percents as Fractions

• Place the percent in a fraction with a
  denominator of 100.
• Simplify the fraction.

26
26
13
100
50
75
3
75
100
4
5
Writing Decimals as Percents

• Move the decimal point two spaces to the right,
  and add a symbol (this is the same as
  multiplying by 100).

34
1
100
.34
19
.19
.125
12.5
60
.6
6
Writing Fractions as Percents

• Divide the numerator by the denominator to get a
  decimal.
• Change the decimal to a percent by moving the
  decimal point to the right (multiply by 100).

6
0.24
24
25
7
Homework Time