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Tuesday, April 22, 2008

Multiplying with Lattice Multiplication

Having trouble with double digit multiplication? Try a method that's been around for centuries, called Lattice Multiplication. Lattice multiplication was introduced to Europe in 1202 in Fibonacci's Liber Abaci.

Here's an animated website with instructions.

Below is a website that teaches you how to multiply with decimals using Lattice and well as create a template in Excel. It's wonderful!!!!

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