Adding Fractions

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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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How do you add fractions with the same denominator?

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What is the least common denominator (LCD)?

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The least common denominator is the smallest number that can be used as a common denominator for two or more fractions.

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How do you add fractions with different denominators?

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To add fractions with different denominators, first find the least common denominator (LCD), convert each fraction to an equivalent fraction with the LCD, then add the numerators.

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What is an improper fraction?

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What is a mixed number?

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