Illustrative Mathematics
Level A
Unit: Numbers and Operations and Algebraic Thinking
Key Lesson 1.3.8 Ten as a Unit
Lesson topic: Tens value
Instructor Materials
- Teacher Guide
- Slides
- Counting Collections Stages 1 and 2 Recording Sheet resource
- CCRS Standard: 1.NBT.2a, 1.NBT.2b
- Learning goal: Compose and decompose teen numbers into 1 ten and some number of ones. Understand 10 ones as a unit called a ten.
- 1.3 Assessment and Practice Problems
Student Materials
Related Lessons
There are no related lessons for this key lesson.
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