## My Math Think Mark.doc - Section 3: Closure

My Math Think Mark.doc
My Math Think Mark.doc

# Subtraction Across Zeros: Using Place Value Understanding to Talk it Through

Unit 1: Place Value and Multi-Digit Addition & Subtraction
Lesson 3 of 7

## Big Idea: Students examine misconceptions and learn to use place value language to regroup and subtract fluently using a place value chart.

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45 minutes

### Mary Ellen Kanthack

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