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F ractions D ecimals and P ercents SOL 6.2 By Kathy Woodard

F ractions D ecimals and P ercents SOL 6.2 By Kathy Woodard. A ny N umber can be W ritten as a F raction D ecimal or P ercent. P ercent. H ow do we write a P ercent as a F raction ?. So, put it over 100 , And simplify the fraction!. Per 100 . 90%. =. 32%. = . 9%. =.

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F ractions D ecimals and P ercents SOL 6.2 By Kathy Woodard

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  1. FractionsDecimalsandPercentsSOL 6.2By Kathy Woodard

  2. Any Numbercanbe WrittenasaFractionDecimalor Percent

  3. Percent How do we write aPercent as aFraction? So, put it over 100, And simplify the fraction! Per 100 90% = 32% = 9% =

  4. It’s a lot easier to simplify these fractions if you know all the factors of 100 by heart! 1 100 10 50 2 25 4 20 5

  5. How do we write aPercent as aDecimal ? Percent 32% 90% = .32 = .9 9% = .09

  6. or PercenttoDecimal 0

  7. Percent 30% Decimal 0.30 = 0.3 Fraction

  8. Percent 24% Decimal 0.24 Fraction

  9. Percent 45% Decimal 0.45 Fraction

  10. Percent 32% Decimal 0.32 Fraction

  11. http://www.explorelearning.com/index.cfm?method=cUser.dspLoginJoinhttp://www.explorelearning.com/index.cfm?method=cUser.dspLoginJoin

  12. Percent 50% Decimal 0.50 = 0.5 Fraction

  13. Percent 66% Decimal 0.66 Fraction

  14. Percent 80% Decimal 0.80 = 0.8 Fraction

  15. 1/2

  16. 0% 25% 50% 75% 100% 25% What percent does each progress bar show? 67% 88% 40% 75% 1/2 3/4 1/4 0 1

  17. Estimate Each Percent: Progress bar website: infragistics.com

  18. What Percent Full? http://www.superteacherworksheets.com/measurement/graduated-cylinders-10s.pdf

  19. 06 SOL --100 Grid

  20. 09 NS 6.2 Fractions, Decimals, Percents

  21. This rocks! http://illuminations.nctm.org/activitydetail.aspx?ID=11

  22. Fractions, decimals & Percents little pieces By Kathy Woodard

  23. Fraction/100

  24. Decimals

  25. 0.26

  26. 0.05

  27. 0.8

  28. 0.125

  29. How do we write aDecimal as aFraction? 0.26 0.05 0.8 0.125

  30. 0.6 0.03 0.45 0.375

  31. What does Percent mean? Percentmeans Per Hundred tenths hundredths 0

  32. How do we write aDecimalas aPercent ? Percent 0.75 = 75% 0.05 = 5% 0 0.2 = 20% Sometimes you have to round 0.125 = 12.5% ~ 13%

  33. 0.06 = 6% 0.25 = 25% = 50% 0.5 = 37.5% ~ 38% 0.375

  34. 0.7 = 70% 0.93 = 93% = 8% 0.08 = 12.5% ~ 13% 0.125

  35. 1 = 1.0 = 100% 1/2 = 0.5 = 50% 2/2 = 1.0 = 100% 1/4 0.25 = 25% 2/4 0.5 = 50% 3/4 0.75 = 75% 4/4 1.0 = 100% 1/5 0.2 = 20% 2/5 0.4 = 40% 3/5 0.6 = 60% 4/5 0.8 = 80% 5/5 1 = 100%

  36. Practice Drawing Fractions

  37. Also memorize the most important ones: 0 1/101/5 1/41/3 1/23/41 Rounds to 0.33 1 0 0.5 0.75 0.25 0.1 Rounds to 33% 0% 0.2 100% 50% 75% 25% 10% 20%

  38. Back to fractions:

  39. How do we change aFractionto aDecimal ? Rewrite it as an equivalent fraction with a denominator of 10 or 100

  40. How do we change aFractionto aDecimal ? The line says divided by or… so 1 ÷ 2

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