Segue Institute for Learning teacher Cassandra Santiago introduces a lesson on word problems to her first graders one spring afternoon. Credit: Phillip Keith for The Hechinger Report The Hechinger ...
I offer to pay you $200 in one year if you give me $190 today. Good deal or bad deal? It’s the kind of math problem you might encounter in real life, as opposed to, say, whether the cosecant of a ...
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