Here is a great packet of resources to help adding and subtracting by tens with your students. Included in this download are lots of activities (printables and task card centers) to help your students master adding and subtracting by tens on a hundreds chart. There are both addition, subtraction, and mixed worksheets that can be used for instruction, practice, homework, assessment, and more.
Included in this download:
- 6 addition worksheets
- 6 subtraction worksheets
- 6 addition and subtraction worksheets
- Adding Task Cards Center
- Subtracting Task Cards Center
- Mixed Adding and Subtracting Task Cards Center