RE: Arithmetic Trick: Multiplication by division of 2

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mobbs (69)in #steemiteducation • 8 years ago

9 x 12

12 x 10 = 120

-12 = 108

8 years ago in #steemiteducation by mobbs (69)

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saimdang (53) 8 years ago

Nice one, very simple, I like it. Thanks for sharing.

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