Student Thinking Video - Section 4: Independent Practice

 
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Adding Big Numbers with Butterflies

Unit 9: Adding and Subtracting: Base Ten
Lesson 3 of 5

Objective: SWBAT apply known facts to solve other number sentences.

Big Idea: How can 30+30 help you solve 30 + 31? That question drives this lesson as students make connections between number sentences.

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6 teachers like this lesson
Subject(s):
Math, Number Sense and Operations, subtraction, addition properties
  50 minutes
butterfly
 
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