Lesson 2: Add and Subtract Integers
Duration of Days: 5
Lesson Objective
-Describe situations where opposite quantities combine to make 0 (additive inverses).
-Represent addition and subtraction on a vertical or horizontal number line.
-Use the absolute value of differences to find the distance between two rational numbers.
How can you have "something" and add "something else" to end up with nothing?
Why does subtracting a negative number feel like adding?
7.NS.A.1
Use integer chips to model addition and subtraction of integers. Use real world situations to model positive and negative integers. Use number lines to add or subtract integers.
two sided chips, playing cards, number lines
Classwork/Homework
Formative Assessment
Exit Tickets