Adding fractions with unlike denominators Flashcard

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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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What does the term 'denominator' mean in a fraction?

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The denominator is the bottom part of a fraction that indicates how many equal parts the whole is divided into.

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What does the term 'numerator' mean in a fraction?

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The numerator is the top part of a fraction that indicates how many parts of the whole are being considered.

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How do you add fractions with unlike denominators?

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To add fractions with unlike denominators, first find a common denominator, convert the fractions, 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 compared.

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What is the least common multiple (LCM)?

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The least common multiple (LCM) is the smallest multiple that two or more numbers share.

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The common denominator is 20.

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