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Big Ideas Math: Modeling Real Life, Grade 8

BI

Big Ideas Math: Modeling Real Life, Grade 8 View details

4. Rational Numbers

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Exercise 1 Page 396

Rewrite the given fraction as ab, where a is an integer and b is a power of 10.

0.2

Practice makes perfect

We want to write the given fraction as a decimal number. 3/15Let's rewrite the given fraction as a b, where a is an integer and b is a power of 10.

3/15

a/b=.a /3./.b /3.

1/5

a/b=a * 2/b * 2

2/10

Now, we can write the fraction as a decimal. 2/10 = 0.2

Subchapter links

Try It p.396-397

Self-Assessment for Concepts & Skills p.397-398

Review & Refresh p.399

Concepts, Skills, & Problem Solving p.399-400