Math Flash Cards

CountFast 11


This module introduces a learning tool or trick to help solve any number multiplied by 11 very fast. So again, the concept of taking what may look like a difficult problem and utilizing a tool or trick to make it simpler to solve.

After this module, the student will be able to use mental calculation to solve any number times 11 very fast. CountFast 11 is one of the coolest modules and the student is sure to want to show this trick to all of their friends.