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Leslie Moritz

Open Middle Challenge - Closest Difference to 200

Grades: 3rd Grade, 4th Grade
Subjects: Math

Student Instructions

Read through and complete the Open Middle Challenge... 1. Tap on add 2. Read over the problem on Slides #1 and #2 carefully. 3. Solve the task using the label or drawing tools on Slides #3 and #4. If you prefer, you can solve the problem on a whiteboard or piece of paper, then take a photo of your work. 4. Be sure to show at least three of your best solutions on Slides #3 and #4. Circle or star your best solution. 5. Go back to Slide #2 and answer the questions using the label or drawing tools. 6. Use the mic tool to share your best solution and explain your strategy or thinking. 7. Tap on the check to add this task to your journal.

Teacher Notes (not visible to students)

Visit the Open Middle Website to find out more about this task and check possible answers. https://www.openmiddle.com/closest-difference-to-200/