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Math 7 :: Unit 1 : Lesson 4 : Subtracting Integers

Math 7 :: Unit 1 : Lesson 4 : Subtracting Integers

Author: Lloyd Murphy
Description:

After studying this lesson students should be able to subtract integers in numerical expressions, algebraic expressions and real life situations.

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Tutorial

Concept 1: Subtracting Integers

Key Procedure: To subtract an integer, add its opposite. (Change Change)

Source: Created by Lloyd Murphy Using Camtasia for Mac

Concept 2: Evaluating an Algebraic Expression

What do we do when there are variables in our algebraic expressions? Ask someone what their value is and solve it. This video will show you how to solve algebraic expressions that involve subtraction.

Source: Created by Lloyd Murphy Using Camtasia for Mac