What if someone told you that 5+5+5 doesn't equal 15? Any sane person with a second grand education would call your bluff. But they'd be wrong. At least, according to the Common Core curriculum.
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Tuesday, October 27, 2015
WTF of The Day: People Are Really Angry Because This Math Strategy Says '5+5+5=15' is Wrong
What if someone told you that 5+5+5 doesn't equal 15? Any sane person with a second grand education would call your bluff. But they'd be wrong. At least, according to the Common Core curriculum.
via Pocket http://ift.tt/1jOMU7t
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