Ms. Garcia Math
Fraction
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A fraction is a measure of how something is to be divided up or shared out.
1/3, 3/8
Numerator
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The numerator is the top number in a common fraction.
numerator
/
denominator
Denominator
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The denominator is the bottom number in a common fraction.
numerator
/
denominator
Compare Fractions
(decimals)
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... using their decimal equivalents
To convert fractions to decimals divide the numerator by the denominator.
Compare Fractions
(same denominator)
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Make equivalent fractions with the same denominator
compare 3/10 and 2/5
When comparing like fractions, the larger fraction is the one with the greater numerator.
Like fractions
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The different fractions with the same denominator are
Like Fractions.
1/4 and 3/4 are like fractions
Compare Fractions
(cross-multiplication)
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We can use cross-multiplication to compare fractions and find out which is greater