This bundle includes adding and subtracting two digit numbers with regrouping worksheets. It's a great supplement to your lesson on double digit addition and subtraction. You can use these math sheets as a review, quiz, pre test, assessment, homework, drill, or practice for your students in the 2nd, 3rd, or 4th grades. *** View our ADDITION AND SUBTRACTION Bundle to save and get more activities. Each set includes ten worksheets with answer keys. Adding 2-Digit Numbers With Regrouping Aligned Nu