Students go over addition and subtraction with regrouping using different strategies. In this lesson, students go over addition and subtraction with regrouping using different strategies to solve.
“For some, common core is creating common confusion,” said education correspondent Rehema Ellis on a recent NBC News segment. The crux of the news piece was that parents are struggling to help their ...
Subtraction is taking away one number from another. Lilly has 4 balloons, but then one flys away. How many does she have left? You can use subtraction to find the answer. First there were 4 balloons.
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