Column Addition With Regrouping

Practice the column method for addition with regrouping! This interactive drill focuses on adding two 2-digit numbers in columns within 100, such as:

   47
+ 38
———
   85

All problems require carrying from ones to tens and are aligned with Grade 2 Common Core standard 2.NBT.B.5. Perfect for building fluency in the standard algorithm before moving to 3-digit addition.