a Fable For Tomorrow Essay

Similar to fractions and decimals, percent shows a part of a whole.   Percent is expressed as “out of 100”.   For example   60100=35=60%=0.6.

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Conversion: Decimal to Percent
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To change a decimal into a percent, move the decimal point two places to the RIGHT and add a percent sign “%”.

Example 1 – Express each of the following decimals as a percent
    a) 0.25 |     b) 12.3 |     c) 1.3 |
    d) 0.375 |     e) 0.0002 |     f) 11 |

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Conversion: Percent to Decimal
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To change a percent into decimal, move the decimal point two places to the LEFT and remove the percent sign “%”.

Example 2 – Express each of the following percent as a decimal
    a) 15% |     b) 8.7% |     c) 1.24% |
    d) 0.10% |     e) 650% |     f) 0.002% |

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Conversion: Fraction to Percent
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There are two ways to change a fraction to percent:
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Method 1:   Find a fraction of 100%, simply multiply the fraction by 100%, and reduce as necessary.

Example 3 – Convert each of the following fractions into percents
    a) 35 |     b) 27 |     c) 910 |
    d) 425 |     e) 56 |     f) 38 |

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Conversion: Fraction to Percent
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There are two ways to change a fraction to percent:
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Method 2:   Convert to decimal first and then move the decimal point to convert to percent

Example 4 – Convert each of the following fractions into percents
    a) 35 |     b) 27 |     c) 910 |

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Conversion:   Percent to Fraction
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