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Unit 3 Using Fractions and Percentages

Unit 3 Using Fractions and Percentages. Unit 3 Using Fractions and Percentages. Addition and Subtraction of Fractions. When adding or subtracting fractions, you must have the same denominator. Example:. Lowest common multiple of 4 and 5 is 20. (or ).

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Unit 3 Using Fractions and Percentages

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  1. Unit 3Using Fractions and Percentages

  2. Unit 3Using Fractions and Percentages Addition and Subtraction of Fractions

  3. When adding or subtracting fractions, you must have the same denominator. Example: Lowest common multiple of 4 and 5 is 20 (or )

  4. When adding or subtracting fractions, you must have the same denominator. Example:

  5. You have finished viewing the presentationAddition and Subtraction of FractionsPlease choose an option

  6. Unit 3Using Fractions and Percentages Multiplication and Division of Fractions

  7. The rule is: Example: 3 is a common factor in both the numerator and denominator

  8. The rule is: Example:

  9. Example: First Calculate Thus

  10. You have finished viewing the presentationMultiplication and Division of FractionsPlease choose an option

  11. Unit 3Using Fractions and Percentages Compound Interest

  12. How much is $140 worth after 10 years in an account that pays 5% interest per year When An is the total amount after investing A0 for n years at r%

  13. You have finished viewing the presentationCompound InterestPlease choose an option

  14. Unit 3Using Fractions and Percentages Reverse Percentage Problem

  15. The price of a computer is $1398, including GCT at What was the price of the computer without GCT? To add 16.5% GCT, you multiply by 1.165 To remove GCT, you divide by 1.165 Computer price

  16. You have finished viewing the presentationReverse Percentage ProblemPlease choose an option

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