Multiplying and Dividing Rational Numbers

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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 multiply two decimal numbers?

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To multiply two decimal numbers, multiply them as if they were whole numbers, then count the total number of decimal places in both numbers and place the decimal point in the product accordingly.

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What is the product of 0.15 and 0.6?

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0.15 x 0.6 = 0.09, which has 3 digits behind the decimal.

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How do you divide fractions?

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To divide fractions, multiply the first fraction by the reciprocal of the second fraction.

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How do you multiply fractions?

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To multiply fractions, multiply the numerators together and the denominators together.

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What happens when you multiply a negative number by a positive number?

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The result is a negative number.

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