Your first grader will love learning double-digit addition with this company of the crazy creatures on this charming worksheet!

Your second graders will enjoy their double-digit addition practice when they work with these friendly monster companions!

Double-digit addition with carrying will take on a brand new twist for your second grader when it comes with a couple of friendly monster companions!

Your second grader won't mind practicing double-digit addition when these alien accomplices give them a helping hand.