Here are several addition practice worksheets that would help your students learn to add numbers using a standard algorithm. These basic and simple sheets can help your kids master this skill through repetition and practice. You can use these worksheets as a review, homework, quiz, test, assessment, or practice for your students in 2nd, 3rd, and 4th grade students. The contents of this product are grouped into the following sections (folders): A. Find the Sum. The addends are aligned vertical