## Entrance Ticket.docx - Section 1: Introduction/Hook

Entrance Ticket.docx
Entrance Ticket.docx

# Solving Result Unknown Problems with Three-digit Numbers.

Unit 6: Three-Digit Addition and Subtraction
Lesson 7 of 13

## Big Idea: Students identify, practice, and share strategies for solving result unknown problems that use three-digit numbers.

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50 minutes

### Caitlin Vaughan

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