Strategies to Add & Subtract within 20 (Make a 10 & Doubles Facts)
From Generation Genius
K1st2ndMath
Summary
Learn about what strategies are, why we need them, and how to solve addition and subtraction problems within 20 using strategies!
Viewer safety
All ages
Our rating is a quick teacher-to-teacher guide — preview before showing.
Teaching resources
Discussion questions
A few questions to talk through after watching Strategies to Add & Subtract within 20 (Make a 10 & Doubles Facts):
- Where in the video did the idea of strategies to add & subtract within 20 (make a 10 & doubles facts) first "click" for you?
- Can you walk a partner through one of the examples in your own words?
- Where might you use strategies to add & subtract within 20 (make a 10 & doubles facts) outside of math class?
- What part would you want to see one more time, and why?
Quick work-a-long
Try it:
- In one sentence, tell a neighbor what strategies to add & subtract within 20 (make a 10 & doubles facts) means.
- Draw or write one example of your own, then check it against the video.