This product is for students just learning how to add and subtract 2-digit numbers using base ten blocks. Worksheets are separated into addition problems without and with regrouping, subtraction problems without and with regrouping, and 2 exit tickets with a mixture of addition and subtraction problems.
Students can use base ten blocks to help them add and subtract. They can using sticks (tens) and dots (ones) to easily show they understand the place value and how to regroup. The examples on the worksheets show how to regroup.
The sticks (tens) and dots (ones) are easier for students to draw than base ten blocks. Students can use the base ten blocks and then draw sticks and dots to represent the numbers.
Used these worksheets for CCSS 2.NBT.5 (first quarter).