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Glencoe Math: Course 2, Volume 1

GM

Glencoe Math: Course 2, Volume 1 View details

2. Complex Fractions and Unit Rates

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Exercise 20 Page 23

Start by rewriting the complex fraction as a division problem.

20

Practice makes perfect

We want to simplify the following expression. 12/35 As we can see, we have a complex fraction. Let's rewrite it as a division problem. 12/35 = 12 ÷ 3/5 Now we can write the division by 35 as multiplication by the reciprocal of 35, which is 53. 12 ÷ 3/5 = 12 * 5/3 Finally, let's evaluate the expression.

12 * 5/3

a=a/1

12/1 * 5/3

Multiply fractions

12* 5/1* 3

Multiply

60/3

Calculate quotient

20

We found that the given complex fraction is equal to 60.

Subchapter links

Guided Practice p.20

Independent Practice p.21-22

H.O.T. Problems p.22

Standardized Test Practice p.22-24

Extra Practice p.23

Common Core Review p.24