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Fractions

Fractions. Part Two: Introducing Percentages and Decimals. Lesson Objectives. To be able to convert between fractions, decimals and percentages. 1. Fractions to Decimals Divide the top by the bottom 2. Fractions to Percentages Divide the top by the bottom Multiply by 100 Examples.

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Fractions

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  1. Fractions Part Two: Introducing Percentages and Decimals

  2. Lesson Objectives • To be able to convert between fractions, decimals and percentages

  3. 1. Fractions to Decimals • Divide the top by the bottom 2. Fractions to Percentages • Divide the top by the bottom • Multiply by 100 Examples

  4. Change these fractions into decimals and percentages: • 1. 5. • 2. 6. • 7. • 4. 8.

  5. 1. Percentages to Decimals • Divide by 100 2. Percentages to Fractions • Put it over 100 • Simplify Examples

  6. Change these percentages into decimals and fractions: • 1. 5. • 2. 6. • 7. • 4. 8.

  7. 1. Decimals to Percentages • Multiply by 100 2. Decimals to Fractions • Multiply by 100 • Put it over 100 • Simplify Examples

  8. Change these percentages into decimals and fractions: • 1. 5. • 2. 6. • 7. • 4. 8.

  9. Fractions Decimals Percentages 31/100 0.31 31% 19/50 0.38 38% 7/20 0.35 35% 1/5 0.2 20% 17/25 0.68 68% 9/10 0.9 90% 13/40 0.325 32.5% 1/8 0.125 12.5% · · 49/60 0.816 81.6% · · 2/3 0.6 66.6%

  10. Matching fractions, decimals and percentages 30% ¾ 0.2 2% ⅓ 0.125

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