This whole group activity and 6 worksheets are sure to keep your students' subtraction skills at the top of the class. The activity can be played over and over again and the worksheets include answer keys. This item will be a great supplement to the subtraction resources you already use in your classroom.
Here is the next level up if you need something a little more challenging:
Subtraction With 3 Digit Numbers
Here are couple of addition products with this same format:
Addition With 2 Digit Numbers
Addition With 3 Digit Numbers