Adding and Subtracting Fractions with unlike denominators( TM)

Front

What do you need to find when adding or subtracting fractions with unlike denominators?

Back

You need to find a common denominator.

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When adding or subtracting fractions, what do you add or subtract?

Back

You add or subtract the numerators.

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Back

Find a common denominator, which is 4.

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Front

What is a common denominator?

Back

A common denominator is a number that is a multiple of the denominators of two or more fractions.

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Front

What is the process of finding equivalent fractions?

Back

Multiply or divide the numerator and denominator by the same number.

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What is the least common multiple (LCM)?

Back

The least common multiple is the smallest multiple that two or more numbers share.