These worksheets contain the addition and subtraction rules for regrouping at the top. The problems are structured in boxes, to keep the work neat. There is an arrow in the ones place, to remind the student where to start. There is also a box above the tens place for the regrouped numbers to go. I've included a page with blank boxes for you to add your own problems. This is great for students to practice with as they are learning addition/subtraction with regrouping, or for a good refresher or practice. I also made posters that contain the rules and cute little cartoons, which will be posted later. Check back!