MA2-2WM
ProblemSolving - selects and uses appropriate mental or written strategies, or technology, to solve problems
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unit plan
Addition Detectives
This Mathematics unit covers a range of mental computation strategies for addition.
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lesson plan
Split Strategy
A 60-minute lesson designed to progress students' understanding of mental addition by partitioning numbers into place value to help them find a total.
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lesson plan
Compensation Strategy
A 60-minute lesson designed to build upon students' understanding of addition and subtraction by exploring compensation.
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lesson plan
Finding Your Strategy
A 60-minute lesson designed to reinforce that students can choose to use different addition strategies in different situations.
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lesson plan
Assessment - Addition Strategies
A 30-minute assessment designed to assess students' understanding of working with place value to solve problems, the connection between addition and subtraction, and the development of efficient mental strategies for computation.