Home/Eighth Grade Math/Week 1: Integers/Lesson 4

Multiply and Divide Integers

Sign rules make integer multiplication and division predictable.

Lesson 4

Concept

Sign rules: - same signs -> positive - different signs -> negative Examples: - (-4)(-3)=12 - (-5)(2)=-10 - 36 ÷ (-6)=-6 - (-42) ÷ (-7)=6 Multiply/divide absolute values first, then apply sign rule.

Try it

Practice: Multiply and Divide Integers.