Simplify Fractions

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What is a fraction?

Back

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 it mean to simplify a fraction?

Back

To simplify a fraction means to reduce it to its lowest terms, where the numerator and denominator have no common factors other than 1.

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What is the greatest common factor (GCF)?

Back

The GCF is the largest number that divides two or more numbers without leaving a remainder.

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How do you find the GCF of 7 and 21?

Back

The GCF of 7 and 21 is 7.

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What is a proper fraction?

Back

A proper fraction is a fraction where the numerator is less than the denominator.