I use this activity after students have learned to simplify rational expressions, including complex fractions, as well as adding, subtracting, multiplying, and dividing rational expressions. There are 24 total problems. This activity is best for partners as it encourages team work, reinforces use of vocabulary, and facilitates discussions to further understanding of this PreCalculus topic. This is a fun change of pace from just your regular review worksheet day!The file includes the printou