Chapter 2.3
Introduction to integer subtraction
What You'll Learn
Interpret subtraction diagrams using colored circles to represent positive and negative integers
Apply zero pairs to subtract integers you don't have
Subtract positive and negative integers using subtraction statements
Solve word problems involving integer subtraction in real-world contexts
Find missing values in integer subtraction equations
What You'll Practice
1
Writing subtraction statements from visual diagrams with colored circles
2
Finding two differences between pairs of positive and negative integers
3
Solving word problems about money, chocolate bars, and borrowing
4
Determining missing values in incomplete subtraction equations
Why This Matters
Integer subtraction is essential for understanding positive and negative numbers in real life, from tracking money you owe or earn to measuring temperature changes and elevation differences. Mastering this skill prepares you for algebra, where you'll work with variables and solve complex equations.
Before You Start — Make Sure You Can:
This Unit Includes
14 Video lessons
Practice exercises
Skills
Integer Subtraction
Negative Numbers
Zero Pairs
Number Sense
Word Problems
Visual Models
