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 different denominators?

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

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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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Find a common denominator.

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How do you simplify a fraction?

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To simplify a fraction, divide the numerator and the denominator by their greatest common factor (GCF).

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What is an improper fraction?

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An improper fraction is a fraction where the numerator is greater than or equal to the denominator.

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