Pearson Algebra 1 Common Core, 2011
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Pearson Algebra 1 Common Core, 2011 View details
6. Multiplying and Dividing Real Numbers
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Exercise 15 Page 42

The product of numbers of the same sign is always positive.

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Practice makes perfect

When multiplying fractions the numerators and denominators are multiplied separately. Recall that the product of two negative numbers is positive.

- 1/9 (- 3/4)
1/9 * 3/4
1* 3/9* 4
1* 1/3* 4
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The product of the fractions is 112.