Students put all of their addition and subtraction skills together to solve equations. In this lesson, students put all of their addition and subtraction skills together to solve equations. Julia ...
Addition & subtraction strategies to solve two-digit equations using an open number line. In this lesson, students go over using different addition and subtraction strategies to solve two-digit ...
Veteran teacher Courtney Phillips discovered that math can be taught in an engaging way through the ancient game of mahjong, which requires strategy, analysis, problem solving, and math.
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