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Posted by **nancy** on Monday, October 10, 2011 at 5:18pm.

- math -
**Anonymous**, Monday, October 10, 2011 at 5:28pmlog ( a * b ) = log a + log b

log ( 23 * 17 ) = log 23 + log 17

- math -
**Ofenbach**, Monday, October 10, 2011 at 7:54pm23 x 17

10 x 20 = 200

10 x 3 = 30

7 x 20 = 140

7 x 3 = 21

200 + 30 + 140 + 21 = 391

23 x 17 = 391

- math -
**johnny**, Wednesday, October 10, 2012 at 5:14pmexpanded algorithm

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