575 + 50 + 50 + 20 + 8 = 575 + 25 + 25 + 25 + 25 +10 +10 + 4 + 4.JPG - Section 3: Guided Practice

575 + 50 + 50 + 20 + 8 = 575 + 25 + 25 + 25 + 25 +10 +10 + 4 + 4.JPG

Using an Open Number Line

Unit 5: Adding & Subtracting Large Numbers
Lesson 5 of 16

Big Idea: Students will decompose numbers and take jumps on the number line to model the processes of addition and subtraction.

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95 minutes

Kara Nelson

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