Solving equations with balance-strategy demo - 17 views
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Mark Bethune on 20 Jun 10Using a balance strategy to solve equations. Great tool for teaching properties of equality when solving equations. Can even make your own equations
A privilege to have PHD student Lê Nguyên Hoang share his personal insights in a guest post on my main website: http://www.whitegroupmaths.com/2012/12/guest-post-greatest-challenge-of.html Hope ...