Contributor: Dennis Denoia. Lesson ID: 10549
Is the common denominator of your trouble with adding fractions the long way of finding common denominators? Instead of writing out multiples, watch and learn Mr. D's uncommon technique using primes!
We help prepare learners for a future that cannot yet be defined. They must be ready for change, willing to learn and able to think critically. Elephango is designed to create lifelong learners who are ready for that rapidly changing future.