Subtract a pair of 2-digit numbers by finding the difference
Lesson 2 / 10
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Lesson outcome
I can subtract a pair of 2-digit numbers by finding the difference.
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When the minuend and subtrahend are close in value, finding the difference can be an efficient strategy for subtraction
Finding the difference means we count on from the subtrahend or count back from the minuend
A number line or a bar model can represent finding the difference
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