Illustrative Mathematics
Level A
Unit: Numbers and Operations and Algebraic Thinking
Lesson 1.4.5 Addition and Subtraction Centers (Multiples of 10, Within 20)
Lesson topic: Addition and subtraction of tens
Instructor Materials
- Teacher Guide
- Slides
- Check It Off Stage 3 Recording Sheet resource
- Number Cards, Multiples of 10 (0-90) resource
- Level A Centers: Check it Off stage 3, Five in a Row: Addition and Subtraction stages 1-4, How Close? stage 2, Number Puzzles stages 1&2
- CCRS Standard: 1.NBT.2, 1.NBT.4, 1.NBT.6, 1.OA.6, 1.OA.8
- Learning goal: Add and subtract multiples of 10 from multiples of 10. Add and subtract within 20.
- 1.4 Assessment and Practice Problems
Student Materials
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