How to add using base 10 blocks (2nd and up)
This shows how to use manipulatives to add multi-digit numbers. You don't need the base-10 blocks though, I show you how you can easily draw your own to help add!
This shows how to use manipulatives to add multi-digit numbers. You don't need the base-10 blocks though, I show you how you can easily draw your own to help add!