Unit 2: Addition & Subtraction

LesSons 7-12

7 - Regrouping

8 - Adding 2-Digit Numbers

9 - Adding: Strategies & Large Numbers

10 - Subtraction

11 - Subtraction: Strategies & Numbers with 0

12 - Estimating Sums & Differences

Assessment

Addition and Subtraction Quiz: Lessons 7-9
Addition and Subtraction Quiz: Lessons 10-12

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