Need an easy, systematic way to teach 3 Digit addition and subtraction, with and without regrouping? This might just be the resource for you! Teaching the skill of regrouping can be challenging. Using the six included anchor charts (full-color teacher anchor charts, black and white, and 1/2 sized for student journals), you will be able to explain each step of the regrouping process, in a systematic order, that helps students learn. Please view the product preview to see everything included in