Question

Find the least common denominator (LCD) for fractions with the given denominators. 1/3 + 5/12 + 4/5

Answer 1

I start with the largest denominator and find the smallest number that all three denominators divide evenly.

12, 24, 36, 48, 60, 72, 84, 96

One of the above numbers is evenly divisible by 3, 12, and 5. Can you see which one it is?

Answer 2

would it be 60?

Answer 3

Yes. You're right! :-)

Answer 4

5/10+4/20?

Answer 5

36