Use these posters to help students learn strategies to know their subtraction facts fluently. These strategies are taught in Unit 3 of EM4.
The following posters are included:
* Counting Back
* Counting Up
* Think Addition with Doubles
* Think Addition with Near Doubles
* Going Back Through 10
* Going Up Through 10
You can find each individual poster, as well as a hand-out including all strategies on my page.