Description
Students relate 10 more, 10 less and 1 more, 1 less to addition and subtraction. They recognize they must add and subtract like units.
Downloads
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Prerequisites
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1.NBT.4,
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1.NBT.5,
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1.NBT.6,
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1.NBT.C.4,
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1.NBT.C.5,
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1.NBT.C.6,
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1.OA.1,
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1.OA.A.1,
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2.NBT.5,
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2.NBT.B.5,
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2.OA.1,
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2.OA.2,
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2.OA.A.1,
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2.OA.B.2
Credits
From EngageNY.org of the New York State Education Department. Grade 2 Mathematics Module 4, Topic A, Lesson 1.
Available from engageny.org/resource/grade-2-mathematics-module-4-topic-lesson-1; accessed 2015-05-29.
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