My father was a Tom Lehrer fan (and made me one) who was a great singing comedian from the 60s.
In the 60s a "new math" was introduced which is what I (and most of you probably) learned.
Here was Tom Lehrer's take on the old, new math.
O2
Ps. I can remember doing base 8 math in 5th grade, which ties right into this video!





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