Posted by **Todd** on Thursday, September 22, 2011 at 5:43pm.

23x17 in expanded algorithm

- math -
**Steve**, Friday, September 23, 2011 at 11:43am
23

x17

----

21 = 3x7

140 = 20x7

3 = 3x1

20 = 20x1

-----

184

Now, I had never heard of this method. I did a google and found lots of examples. Seems like you could have made a similar effort before asking someone else to solve your problem.

- math -
**Steve**, Friday, September 23, 2011 at 11:44am
oops. and I got it wrong, too. Can you fix it?

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