Unit 1- Lesson 5 - Grade 2: Illustrative Mathematics

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13 Questions

Note from the author:

Grade 2 Unit 1
Lesson 5: Add Within 50
CC BY 2021 Illustrative Mathematics®

Instructions

Grade 2 Unit 1
Lesson 5: Add Within 50
CC BY 2021 Illustrative Mathematics®

Lesson: Add Within 50

Number Talk: Two-Digit, One-Digit (Warm Up)

Find the value of each sum mentally.

Revisit How Close, Add to 100

Add within 50

Find the value of each sum. 

Show your thinking using drawings, numbers, or words.

10.

Cool Down: What’s the Value of the Sum?

Find the value of each sum. 

Show your thinking using drawings, numbers, or words.

11.

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13.