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High School: Number and Quantity
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Grade 2

Grade 2

Operations & Algebraic Thinking 2.OA.B.2

The Standard

2. Fluently add and subtract within 20 using mental strategies.² By end of Grade 2, know from memory all sums of two one-digit numbers.

Aligned Resources

More standards from Grade 2 - Operations & Algebraic Thinking

2.OA.B.2

2.OA.C.3

If I'd had to teach to the Common Core, I would have used Shmoop, too.

Aristotle

The observed gravitational effect between Common Core activities results from their warping of Shmooptime.

Albert Einstein