## 3217=2[(3x100)+200+17] .mov - Section 1: Opening

3217=2[(3x100)+200+17] .mov

# Expanded Form

Unit 4: Place Value
Lesson 5 of 8

## Big Idea: Being able to understand and explain numbers will help students make sense of multi-digit computation and problem solving.

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110 minutes

### Kara Nelson

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