DLC Blended Learning Math 4 - Unit 2.9: Whole Numbers - Using Mental Math to Subtract

DLC Blended Learning Math 4 - Unit 2.9: Whole Numbers - Using Mental Math to Subtract

The purpose of this lesson is to use personal strategies to mentally subtract 3 and 4-digit numbers. 


Included is a YouTube video to support Grade 4 Blended Learning Math - Unit 2.9: Whole Numbers - Using Mental Math to Subtract.

Math 4 - Unit 2 - Lesson 9: Using Mental Math to Subtracts


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