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Published byJoella Austin Modified over 8 years ago

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Percents, Decimals, and Fractions

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1 ÷ 2 These all mean the same thing. 1 2 1 2

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To change a fraction into a decimal… Divide the numerator (top number) by the denominator (bottom number) 1 2 1 2

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To change a fraction into a decimal… Add a decimal and zero.0.0 1 2 1 2

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To change a fraction into a decimal… Move the decimal straight up. 1 2 1 2.0.0

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To change a fraction into a decimal… Now just divide. 1 2 1 2.0

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To change a fraction into a decimal… And the answer is… = 0.5 1 2

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To change a decimal into a fraction… (You have to know place value!) Read it: 0.8 (eight tenths) Write it: Reduce it: Change 0.8 to a fraction in lowest terms 8 10 4 5

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To change a decimal into a fraction… (You have to know place value!) Read it: 0.09 (nine hundredths) Write it: Change 0.09 to a fraction in lowest terms Reduce it: (already in lowest terms) 9 100 9

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To change a decimal into a percent… Multiply by 100 and add a % sign Change 0.09 to a percent 9%

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To change a decimal into a percent… 0.09 Change 0.09 to a percent HINT! Answer: 9% The easiest way to multiply by 100 is to move the decimal 2 places to the right.

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To change a decimal into a percent… 0.45 Change 0.45 to a percent HINT! Answer: 45%

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0.550% == Fraction Decimal Percent 1 2

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0.2525% == Fraction Decimal Percent 1 4

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0.7575% == Fraction Decimal Percent 3 4

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0.330% == Fraction Decimal Percent 3 10

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0.033% == Fraction Decimal Percent 3 100

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