Super-Sized Subtraction

We had a great time subtracting multiples of 10 (1.NBT.6) using these "Super-Sized" tens. I made a set of 9 tens. My students used them to act out word problems in class. Other students worked the problems on their mini-white boards as the problems were acted out.  You could also use these "Super-Sized" tens to add multiples of ten, show ten more and ten less, and count by tens. I'm just saying...