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To multiply a fraction by a whole number, you must treat the whole number as a fraction by using 1 as the denominator (bottom number of the fraction). Example: 3/4 x 5 would be written 3/4 x 5/1. Then multiply the two numerators (top numbers) together for the numerator of the product fraction, and multiply the two denominators together for the denominator of the product. Thus 3x5 = 15 and 4x1 = 4 which would be the product 15/4. The next step is to convert the fraction to a mixed number by dividing the numerator by the denominator (15/4 = 3 r 3) which would be the final answer of 3-3/4.

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Q: How do you multiply a fraction by a whole number?
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How do you devide whole numbers by a fraction?

Invert the fraction, and multiply it by the whole number.


Why do you end up with a smaller fraction when you multiply a whole number by a fraction?

You do not!3 is a whole number, 7/3 is a fraction.If you multiply the whole number by the fraction you get 3*(7/3) = 7, which is larger not smaller.


How do you multiply fractions with whole numbers and mixed numbers?

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What fraction and whole number with a product that is a whole number?

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When you multiply a whole number by a fraction is your result considered to be a multiple of the whole number?

No.


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turn both fractions into decimals and then multiply!


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Keep the same denominator, and multiply the numerator by the whole number.


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Why is the answer larger when you multiply a whole number by a whole number and smaller when you multiply a whole number by a proper fraction?

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