Adding and subtracting Mixed Numbers

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What is a mixed number?

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A mixed number is a whole number combined with a fraction, such as 2 1/4.

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How do you add mixed numbers?

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To add mixed numbers, first add the whole numbers, then add the fractions. If the fraction sum is improper, convert it to a mixed number.

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How do you subtract mixed numbers?

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To subtract mixed numbers, first subtract the whole numbers, then subtract the fractions. If the fraction from the top is smaller, borrow from the whole number.

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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 a common denominator?

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To find a common denominator, list the multiples of each denominator and find the least common multiple (LCM).

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What is the first step in adding fractions with different denominators?

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The first step is to find a common denominator.

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