Media Summary: ... to this number so it's an easy way to do This project was created with Explain Everything™ Interactive Whiteboard for iPad.
... to this number so it's an easy way to do This project was created with Explain Everything™ Interactive Whiteboard for iPad.
Mental Math Methods
This
... to this number so it's an easy way to do
Subtraction
Compensation Strategy - Subtraction
This video explains how to use the
When we use
An example.
How to add in your head using a
This project was created with Explain Everything™ Interactive Whiteboard for iPad.
Mental Math
So there you have it the three
Mental math