This assessment covers 1.OA.1, 1.OA.3, 1.OA.5, 1.OA.6, 1.OA.8, with a brief review portion on 1.NBT.2. This assessment is aligned with the Common Core Standards and requires students to problem solve and explain their thinking with pictures, numbers, and words. It is very helpful as reference when completing standards-based report cards. It is also great for use as an end-of-unit summative assessment or even a pre-assessment before beginning a unit. It could also be used as a beginning of the year assessment in 2nd grade. The file is completely editable, so you can change anything you want.