« Intellectual property blog
Macro World »

Multiplication: different methods

Pic pinched from dr Math page on Gelosia

The way we do long multiplication (and long division for that matter) has more to do with the limitations of printing in the 1500s than anything rational.

A couple of alternatives include

The links above are from the excellent Ask Dr Math page, and I especially like the Russian multiplication page that explains why the method works.

This entry was posted on Monday, September 26th, 2005 at 26/09/05 and is filed under Maths. You can follow any responses to this entry through the RSS 2.0 feed. Both comments and pings are currently closed.

Comments are closed.