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A comment on Marvin Minsky: What makes mathematics hard to learn? (2008). Parent comment

Re:Marvin Minsky: What makes mathematics hard to learn? (2008) by Phithagoras on Tuesday January 26, 2016 @09:12AM (#10973432)
It may be that the girl happened to know 16+16=32 because she had answered the question before, and it stuck in her memory.
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