Are you looking for a fun way to practice addition and subtraction of mixed numbers?

This resource is for you! This self-checking digital puzzle includes 9 exercises where students have to add or subtract mixed numbers. Every time they answer correctly a piece of a mystery puzzle will appear! If they answer incorrectly, the cell will turn red for students to check their work and try again!

It accepts simplified answers.

You will download a PDF that has a link for a Google Sheet with the activity for the students. It is self-checking and you will also have the answers in the PDF as a reference.