Percents, Fractions, and Decimals 12/7 - PowerPoint PPT Presentation

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Percents, Fractions, and Decimals 12/7

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Percents, Fractions, and Decimals 12/7 Percent ... The fastest way to convert a percent to a decimal is to move the decimal 2 hops left. – PowerPoint PPT presentation

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Title: Percents, Fractions, and Decimals 12/7


1
Percents, Fractions, and Decimals 12/7
  • Percent

A ratio that compares a number to 100
54/100 54 36/100 36 4/25 16/100 16
Examples
2
  • Percents can also be converted into fractions.

Percents as Fractions
Place the percent over 100
Reduce the fraction into simplest form.
Example
88
88 100
4
4
22 25
3
You try
  • Write each fraction as a percent
  • 67/100
  • ¾
  • 32/50
  • Write each percent as a fraction
  • 92
  • 48
  • 326

7
4
Since percents can be written as fractions, they
can also be converted to decimals
Percents as decimals
  • The fastest way to convert a percent to a decimal
    is to move the decimal 2 hops left.

Examples
37
37.
0.37
5
Decimals as Percents
Decimals can also be converted to percents
  • The fastest way to convert a decimal to a percent
    is to move the decimal 2 hops right.

Examples
3.45
345
6
You try
  • Convert each percent into a decimal
  • 25
  • 457
  • 0.4
  • Convert each decimal into a percent
  • 0.89
  • 0.056
  • 9.97
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