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IPFS News Link • Education/Common Core

This is How You Do "Common Core" Subtraction

• arclein

There is an algorithm we can use (the "granny" method). Erickson learned the algorithm. I did, too. But the problem with the algorithm is that many kids don't really know, intuitively, what they're doing. They can solve the simple problem ?" but when the math gets harder, they're not sure how to transfer those skills because they never really understood what was going on in the first place.