Review-Rational Numbers Test

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What is a rational number?

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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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How do you add fractions with different denominators?

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To add fractions with different denominators, find a common denominator, convert the fractions, and then add the numerators.

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What is the process to simplify a mixed number?

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To simplify a mixed number, convert it to an improper fraction by multiplying the whole number by the denominator and adding the numerator.

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What is the difference between a proper fraction and an improper fraction?

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A proper fraction has a numerator smaller than its denominator, while an improper fraction has a numerator that is equal to or larger than its denominator.

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How do you subtract decimals?

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To subtract decimals, align the decimal points and subtract as you would with whole numbers, then place the decimal point in the answer.

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