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Math Unit 9 lesson 1 Cool Down

がくねん: 2nd Grade

教科: Math

基準: Fluently add and subtract within 20 using mental strategies. By end of Grade 2, know from memory all sums of two one-digit numbers. (2.OA.B.2) (DOK 1) (2.OA.B.2.)

せいとへの指示

Solve this problem and show your thinking! 1. Tap add to begin. 2. label Type the correct answer in the box. 3. When you're done, tap the check to save.

せんせいメモ（せいとたちには非表示）

Students type the correct answer in the text box. Responses are automatically graded. Illustrative Math 2nd Grade Unit 9 Cool down lesson 1

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Math Unit 9 lesson 1 Cool Down