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US

85398

Adding and Subtracting FractionsREMEMBER!Only fractions with the same denominator can be added or subtracted.Example:1) Work out 3/5 + 2/3 Find the lowest common denominator of 5 and 3. In this case it's 15. Change the fractions into their equivalent with a denominator of 15. 3 x3 9_ = _5 x3 152 x5 10_ = _ 3 x5 15Now re-write the sum:9/15 + 10/15 = 19/15 = 1 4/15

Fractions

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