Benjamin's 2x2 Method of Multiplication works for also for 3x3?

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#1 11 July, 2018 - 05:53
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Benjamin's 2x2 Method of Multiplication works for also for 3x3?


I'd like to step up to 3x3 multiplication using this method he uses for 2x2:

65x34
65x30 + 4x65
1950+260
2.210

Is it possible?

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