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Big Ideas Math: Modeling Real Life, Grade 7

BI

Big Ideas Math: Modeling Real Life, Grade 7 View details

3. Compound Events

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Exercise 5 Page 304

When multiplying real numbers, the product will be positive if the signs are the same and it will be negative if the signs are different.

6

Practice makes perfect

When multiplying real numbers, the product will be positive if the signs are the same and it will be negative if the signs are different.

cc Same Sign & Different Signs (+)(+)=(+) & (+)(-)=(-) (-)(-)=(+) & (-)(+)=(-) In our case both numbers are positive, so the product will also be positive. 3* 2=6 We can verify this using a calculator.

Subchapter links

Try It p.300-302

Self-Assessment for Concept & Skills p.302

Self-Assessment for Problem Solving p.303

Review & Refresh p.304

Concept, Skills, & Problem Solving p.304-306