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Illustrative Mathematics

Illustrative Mathematics: 4.oa Comparing Growth, Variation 1

For Teachers 3rd - 5th Standards
The purpose of this task is to foster a classroom discussion that will highlight the difference between multiplicative and additive reasoning. Aligns with CCSS.Math.Content.4.OA.A.1 Interpret a multiplication equation as a comparison
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Adding and Subtracting Missing Number

For Students 4th - 5th
[Free Registration/Login may be required to access all resource tools.] The resource is a video showing students how to find a missing number in a multi-step addition and subtraction problem using inverse operations. Adaptive practice...