math 7
unit 5.2
equivalent fractions using models
adding fractions using models
modeling equivalent fractions using models
As you already know, notice that denominator indicates the total amount of "pieces" in which the fraction is divided, and the "numerator" indicates the amount of "pieces" that are coloured.
equivalent fractions using fraction strips
Look at the following examples of equivalent fractions and how fractions strips can be used to visually determine fraction equivalency:
INTERACTIVE Fraction strips and equivalency - try one!!!
using models to add fractions
When fractions have different denominators, you can still used model, but you have to take into account what we call the common minimum denominator, and use those strips. Observe:
videos that may help you
equivalent fractions using models
video 1
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video 2
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adding fractions using models
video 3
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video 4
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video 5
worksheets
equivalent fractions
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adding fractions using models
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