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Percents, Fractions, and Decimals

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Percents, Fractions, and Decimals Lesson 6-6 Vocabulary A percent is a ratio that compares a number to 100. It means per 100. 49 out of 100 is 49%. – PowerPoint PPT presentation

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Title: 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
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