Lesson: Least Common Denominators Mathematics • 5th Grade

In this lesson, we will learn how to find the least common denominator of a pair of proper fractions with unlike denominators.

Sample Question Videos

Q1:

Find the least common denominator of and .

Q2:

Find the least common denominator of the fractions and .

Q3:

Consider the two fractions and .

List the multiples of the denominator of .

Find the smallest number that is the same for the two denominators’ multiplies.

Find the least common denominator for the two fractions.