## Reflection: Developing a Conceptual Understanding Knockin It Out of the Park by Subtracting Ten - Section 3: Independent Practice

Watch the video of dividing line reflection for double digit math.wmv to see a strategy that can help your students grappling with subtracting double digits.

Developing a Conceptual Understanding: Drawing a line will help

# Knockin It Out of the Park by Subtracting Ten

Unit 10: Place Value
Lesson 12 of 16

## Big Idea: My students need to apply their understanding of place value to properties of addition and subtraction. We continue to build that understanding today by connecting to subtraction facts they already know well.

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Standards:
Subject(s):
Math, Place Value, tens, First Grade, subtracting tens, Tens and Ones
30 minutes

### Jennifer Moon

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