Fractions addition and subtraction the fast way with mixed numbers - cool math trick!

Forget finding common denominators when adding dissimilar fractions - this way is much faster and easier. This video also looks at how to deal with mixed numbers and simplification. This cool math trick will have you adding fractions like a genius! To donate to the tecmath channel:https://paypal.me/tecmath To support tecmath on Patreon: https://www.patreon.com/tecmath To buy tecmath mechandise: https://teespring.com/stores/tecmath-store