Archive for November, 2009

Mathtrain.TV: Episode 58 Ladder Method with Jerry

Monday, November 9th, 2009

“Jerry” shows us the Ladder Method for finding the LCM and GCF.

*Revised for ipod/iphone use.

Mathtrain.TV: Episode 57 Lattice Method with Ben

Saturday, November 7th, 2009

Lattice Multiplication, by “Ben”.

*Re-recorded to play on the iPod/iPhone.