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Percentages

Learning tasks
                      
Lesson Summary
Text book
Exercises Correction
Definition
    1)  Converting Fractions Models into PercentagesEx 1 Ex 2 Ex 3 Ex 4 Ex 5 Ex 6
Percentage as a Number
    2)  Converting Fractions into PercentagesEx 7 Ex 8 Ex 9 Ex 10
    3)  Converting Percentages into DecimalsEx 11 Ex 12 Ex 13 Ex 14
    4)  Converting Decimals into PercentagesEx 15 Ex 16 Ex 17 Ex 18
    5)  Converting Fractions to PercentagesEx 19 Ex 20 Ex 21 Ex 22
    6)  Converting Percentages into FractionsEx 23 Ex 24 Ex 25 Ex 26
Ratio to Percentage
    7)  Finding the Percentage of a RatioEx 27 Ex 28 Ex 29 Ex 30 Ex 31
Comparing Percentages
    8)  Comparing Effectiveness Using PercentagesEx 32 Ex 33 Ex 34 Ex 35
Formula to Find a Part Using Percentages
    9)  Finding a Part Using PercentagesEx 36 Ex 37 Ex 38 Ex 39
Formula to Find the Whole Using Percentages
    10)  Finding the Whole Using PercentagesEx 40 Ex 41 Ex 42 Ex 43
Percentage Increase or Decrease
    11)  Finding the New Quantity after an IncreaseEx 44 Ex 45 Ex 46 Ex 47
    12)  Finding the New Quantity after a DecreaseEx 48 Ex 49 Ex 50 Ex 51
Percentage Change
    13)  Converting Percentage Increase or Decrease to Percentage ChangeEx 52 Ex 53 Ex 54 Ex 55 Ex 56
    14)  Finding the MultiplierEx 57 Ex 58 Ex 59 Ex 60
    15)  Finding the New QuantityEx 61 Ex 62 Ex 63 Ex 64
Formula to Find the Percentage Change
    16)  Finding the Percentage ChangeEx 65 Ex 66 Ex 67 Ex 68 Ex 69