Adding and Subtracting Integers
Free to teach as-is — the teacher guide, student handout, and slides are included.
Free — we'll email you an access link. Google Docs format.
Objective
I can use positive and negative numbers to represent real-world situations like temperature changes and money.
Part 1 of 3
Warm-up video
Khan Academy · 4:07Vetted channel
We don't generate video — this one is by Khan Academy on YouTube. The practice questions and exit ticket below were drafted by AI for this objective, and every question is editable in the teacher guide.
Part 2 of 3
Practice
7 questions
Explain how you can use a number line to solve the problem 5 - 8. What is the answer?
If the temperature outside is 3°C and it drops 7°C, what is the new temperature? Show your work using addition or subtraction of integers.
Part 3 of 3
Exit ticket
Quick comprehension check
“The temperature outside is 5°C. It then drops 8°C. What is the new temperature? You have $12 in your bank account and you spend $19. What is your new balance? ”
Sample answer included in the free materials
Get the materials
Teacher guide, student handout, and slides — free, in Google Docs format
Teacher Guide
Complete lesson plan with answer keys and alternate activities
Student Handout
Printable worksheet
Slides
Ready to present
We'll ask for your email to send your access link — nothing else.
Teaching a group at a different level?
Where are your students right now? We'll rebuild this lesson to match — including the teacher guide, student handout, and slides, saved to your Google Drive.
Adapt This Lesson
