This product is for teachers to use to help guide instruction for teaching students how to subtract 3-digit numbers using base 10 blocks ( applies with and without regrouping). The slides are animated, so when in presentation mode, each click will either pop up a guiding question, or will pop up the process of subtracting the base 10 blocks. Included:- Slides for teachers to use to demonstrate how to subtract using base 10 blocks- The steps for subtracting with base 10 blocks- Interactive / Anim