Operations with Rational Numbers

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What is a rational number?

Back

A rational number is any number that can be expressed as the quotient or fraction of two integers, where the denominator is not zero.

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What is the process for dividing fractions?

Back

Keep-Change-Flip: Keep the first fraction, change the division to multiplication, and flip the second fraction.

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What is the result of 5 ÷ ⅕?

Back

25

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

Back

Multiply the whole number by the denominator, add the numerator, and place the result over the original denominator.

Front

What is the reciprocal of a fraction?

Back

The reciprocal of a fraction is obtained by flipping the numerator and denominator.

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