Pearson Algebra 1 Common Core, 2011
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Pearson Algebra 1 Common Core, 2011 View details
5. Literal Equations and Formulas
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Exercise 66 Page 114

Multiply both the numerators and the denominators.

7/45

Practice makes perfect
When multiplying fractions, remember that the product of two fractions is equal to the product of the numerators over the product of the denominators.
21/81 * 63/105
21* 63/81* 105
1* 63/81* 5
1* 7/9* 5
7/45