Adding and Subtracting Fractions w/ Unlike & Like 2

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What is a fraction?

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A fraction represents a part of a whole and consists of a numerator (top number) and a denominator (bottom number).

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What are like fractions?

Back

Like fractions are fractions that have the same denominator.

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What are unlike fractions?

Back

Unlike fractions are fractions that have different denominators.

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How do you add like fractions?

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To add like fractions, keep the denominator the same and add the numerators.

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How do you add unlike fractions?

Back

To add unlike fractions, find a common denominator, convert the fractions, and then add the numerators.

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What is a common denominator?

Back

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

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What is an equivalent fraction?

Back

Equivalent fractions are different fractions that represent the same value or proportion.

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How do you subtract fractions?

Back

To subtract fractions, if they have like denominators, subtract the numerators and keep the denominator. If they have unlike denominators, find a common denominator first.

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What is the first step in adding or subtracting fractions with unlike denominators?

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The first step is to find a common denominator.

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