This is a refreshing approach to math, nicely explained. The idea the the easy way is a trick way, strikes me as a wry joke turned into a mantra to prove children stupid, or to rob them of their self-confidence.

It happens in reading and writing all the time in the schools.

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Mar 18·edited Mar 18

Again, you are spot on about everything. My additional 2 cents - frustration and confusion does not lead to confidence.

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