Traditional Method to Subtract within 1,000

Week 13, 36, winter-review-3 Lesson 206 Math 3rd Grade
Traditional Method to Subtract within 1,000

Warm up with a Mystery Math Mistake to find a mistake made in using an algorithm for addition and subtraction. Subtract within 1000 using strategies and algorithms based on place value, properties of operations, and/or the relationship between addition and subtraction.

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