Solve one-step word problems using a visual model & a problem-solving process. Warm up with a Mystery Math Mistake to hunt for the mistake in adding two 2-digit numbers using a decomposition strategy.

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The Hechinger Report covers one topic: education. Sign up for our newsletters to have stories delivered to your inbox. Consider becoming a member to support our nonprofit journalism. Meanwhile one ...

During Cornell Engineering’s prelim season, Duffield Hall is packed, Ed Discussion is overflowing, and office hour lines are out the door. To make last-minute help more accessible, Yanni Kouloumbis ...

The Hechinger Report covers one topic: education. Sign up for our newsletters to have stories delivered to your inbox. Consider becoming a member to support our nonprofit journalism. Students, parents ...