Illustrative Mathematics
Level A
Unit: Numbers and Operations and Algebraic Thinking
Lesson 1.1.12 How Many?
Lesson topic: Addition and subtraction
Instructor Materials
- Teacher Guide
- Slides
- Data Represented with Tally Marks resource
- Data Represented with Numbers resource
- CCRS Standard: 1.MD.4
- Learning goal: Answer “how many in each category” and “how many in all” questions about data represented in different ways.
- 1.1 Assessment and Practice Problems
Student Materials
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