Do you use base ten blocks in your classroom? Well then you've come to the right place!
This product includes 18 problems in 2 different formats. One format is task cards that can be used as a center activity. The other is a full page version which can be used as a whole class review activity. It also includes two different formats of recording sheets, one where you simply write the number and the other where it requires the students to do a little more thinking.