Chapter 2:Fractions, Decimals and Percentages, 2.3:Multiplication and Division

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Last updated 4:24 PM on 9/19/26
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9 Terms

1
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What does multiplying fractions involve?
Multiply the numerators together and multiply the denominators together
2
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What should you do after multiplying fractions?
Simplify the answer if possible
3
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What can you do before multiplying fractions to make the calculation easier?
Cancel common factors
4
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What is the reciprocal of a fraction?
The fraction turned upside down by swapping the numerator and denominator
5
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What is the rule for dividing fractions?
Keep the first fraction
6
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What should you do with mixed numbers before multiplying or dividing?
Convert them into improper fractions
7
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What is the keep
change
8
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How do you multiply decimals?
Multiply as whole numbers
9
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How do you divide decimals when the divisor is not a whole number?
Move the decimal point in the divisor until it is a whole number