Student Instructions
1. Watch the video to learn about how to use the Keep the Same Distance Strategy when subtracting. 2. Use or to solve each problem using the Keep the Same Distance Strategy. 3. On the final page, use , , or to explain your thinking. 4. Click when you're ready to submit your work.
2nd_Week 20_Math_Keep the Same Distance (Part 2) (Week 20, Lesson 2) 2.4B add up to four two-digit numbers and subtract two-digit numbers using mental strategies and algorithms based on knowledge of place value and properties of operations 2.9C represent whole numbers as distances from any given location on a number line Created by Lauren Berrong