adding and subtracting Fractions

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What is a fraction?

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What does it mean to add fractions?

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Adding fractions involves combining the parts represented by the fractions. To add fractions with different denominators, find a common denominator.

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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 find the least common multiple (LCM)?

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The LCM of two numbers is the smallest number that is a multiple of both. It can be found by listing multiples or using prime factorization.

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What is the LCM of 12 and 6?

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The LCM of 12 and 6 is 12.

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What is the LCM of 8 and 5?

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The LCM of 8 and 5 is 40.

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