To find a COMMON DENOMINATOR of two fractions we have to find: A) the greatest common factor of the denominators B) the least common multiple of the denominators C) the product of the numerators
B) the least common multiple of the denominators
20
What is the least common multiple of 4 and 6?
12
15
What is the least common multiple of 5 and 15?
15
15
What is the least common multiple of 2 and 3?
6
15
Solve: 1/5 + 1/3 =
8/15
20
5/12 + 1/4 = 8/12. Is the answer in simplest form? Explain.