Multiplication 2-digit by 2-digit (HD)

This video explains how to multiply a 2 digit number by a 2 digit number by using multiplication facts. When solving a problem, the first step would be to change a horizontally written problem into a... This video explains how to multiply a 2 digit number by a 2 digit number by using multiplication facts. When solving a problem, the first step would be to change a horizontally written problem into a vertical problem. An example is shown using a standard algorithm. The problem shows what steps need to be taken any time you multiply by a ten. Another way to solve is shown using an array/area or rectangle model.
More... Collapse

Comments (0)

Please log in to post comments.