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). For example, in the fraction 3/4, 3 is the numerator and 4 is the denominator.

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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 mixed number?

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A mixed number is a whole number combined with a fraction. For example, 2 1/2 is a mixed number, where 2 is the whole number and 1/2 is the fraction.

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How do you subtract fractions with the same denominator?

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How do you convert an improper fraction to a mixed number?

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What is the simplest form of a fraction?

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What is the least common denominator (LCD)?

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The least common denominator (LCD) is the smallest multiple that two or more denominators share. For example, the LCD of 4 and 6 is 12.

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