In this lesson on operations with fractions, Professor Perez reviews addition, subtraction, multiplication, and division of fractions before putting them all together. The key takeaway is that fractions can only be added or subtracted when their denominators are the same, so the process of finding the lowest common denominator is crucial. The lesson also covers more advanced problems involving variables in the denominators and a combination of addition and division.
Learn more tricks and operations with fractions.
Created by and copyright of Larry Perez. Funded by the state of California through Saddleback College. More information on videos, resources, and lessons at Algebra2Go.