GMC 2010 – Increasing Number Sense Session
Combination strategies
This next round of posts will discuss the use of what we call combination strategies. By our definition, a combination strategy is using two or more multiplication strategies in conjunction with one another to solve a problem.
The “Identity”
Often overlooked when teaching multiplication strategies is ensuring that a student understands the simple things like the “Identity”.
What is Multiplying Time! about?
The idea behind Multiplying Time! is quite simple; help students learn multiplication strategies that can help them solve problems far beyond the typical “12 x 12″ operation.

