Illustrative Mathematics
Level A
Unit: Numbers and Operations and Algebraic Thinking
Lesson 1.5.5 Make a Ten
Instructor Materials
- Teacher Guide
- Slides
- Add ‘Em Up Cards (Two-Digit and One-Digit Numbers to 100) resource
- CCRS Standard: 1.NBT.4
- Learning goal: Add a one-digit and a two-digit number, with composing a ten, in a way that makes sense to them.
- 1.5 Assessment and Practice Problems