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### Course: 3rd grade (Eureka Math/EngageNY) > Unit 2

Lesson 4: Topic D: Two- and three-digit measurement addition using the standard algorithm- Intro to place value
- Using place value to add 3-digit numbers: part 1
- Using place value to add 3-digit numbers: part 2
- Estimating when adding multi-digit numbers
- Estimate to add multi-digit whole numbers
- Adding 3-digit numbers
- Breaking apart 3-digit addition problems
- Break apart 3-digit addition problems
- Addition using groups of 10 and 100
- Add using groups of 10 and 100
- Add on a number line
- Add within 1000
- Select strategies for adding within 1000
- Three digit addition word problems

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