Adding Fractions with Unlike Denominators

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What is a fraction?

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What does it mean to have unlike denominators in fractions?

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How do you add fractions with unlike denominators?

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To add fractions with unlike denominators, first find a common denominator, convert each fraction, and then add the numerators.

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What is the least common denominator (LCD)?

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The least common denominator (LCD) is the smallest multiple that two or more denominators share. It is used to add or subtract fractions.

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The first step is to find the least common denominator, which is 8 in this case.

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