Notes reviewing greatest common factor (GCF), least common multiple (LCM) and least common denominator (LCD). Great for use with the following Common Core Grade 5 Math Standards: MCC5.NF.2, MCC5.NF.6, MCC5.NF.7. This sheet includes fill-in-the-blanks for each term (GCF/LCM/LCD) as well as step-by-step instructions on how to use the GCF/LCM/LCD to solve problems involving fractions. Great as a study tool or to use as an accommodation for testing, our students had a very positive reaction to th