Adding and subtracting 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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How do you add fractions with different denominators?

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What is a common denominator?

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A common denominator is a shared multiple of the denominators of two or more fractions, allowing them to be added or subtracted.

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How do you subtract fractions with the same denominator?

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How do you subtract fractions with different denominators?

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To subtract fractions with different denominators, find a common denominator, convert the fractions, and then subtract the numerators.

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