Stuff I find on the net that people might find interesting.
I'm not Andrew but I can pretend.[Insert Cock joke]Actually, this looks like a correct but fairly useless method. It is neither the most efficient way to do the calculation or particularly enlightening. Notice that he did 123*321. What if was 987*789? That would be a lot of lines...
I wonder if the New Zealand maths tutor could draw out that example.
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