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#138 Michael Pershan: Teaching with worked examples - part 1

Mr Barton Maths Podcast

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How Did They Know When They Need to Divide Both Sides by Three?

In this example, it said, you know, what's going on between the two lines of working with the 29 of them. I realized that was a little bit wordy. So what I started to do on later examples, and you may like this idea. You may not. Or could they have done it in some other way if I want to get it in a different way? Right. Like what if what if they had divided by three if they're supposed to multiply by three? Or what if whatIf they added? Could they have added something? It's just trying to to get thinking about a principle that will be useful when I've been working with many problems later.

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