Least Common Multiples (Word Problems)

In this story problems worksheet, students determine whether to find either the greatest common factor or the least common multiple in order to solve the problem.

Fourth and fifth graders complete factor trees to find the lowest common multiple out of the two numbers given up to the number 10. Students complete four problems.

Prepare your classes for future work by reinforcing multiples and finding least common multiples. Learners see how to identify the least common multiple of a set of numbers. The instructor shows examples including a set of two and a set...

Do not use the easiest but the first. The video shows a method to find a common denominator by finding the least common denominator to add fractions. By listing the multiples of the denominators, learners easily identify the least common...

Looking for a good presentation on multiples, least common multiples, and factoring? This one's for you! In it, youngsters are coached on the main techniques used in these mathematical processes. There are tons of practice opportunities,...

Using the numbers 225 and 270, the narrator explains how to find the greatest common factor and the least common multiple. This presentation could be used in conjunction with other videos in a series exploring how to identify prime...

This is a webpage that contains five word problems requiring learners to find the least common multiple or least common denominator.

Put fractions with different original denominators in order using the least common denominator. Once she has shown how to find the least common denominator, an instructor constructs equivalent fractions that are more easily compared to...

Use this least common multiple worksheet to have your learners complete two mutliple choice questions containing one and two-digit numbers. Answers are provided online.

Given ten pairs of numbers, mathematicians find the least common multiple for each. The numbers span from 2-30, and are generally introductory for this skill (no curve balls). Encourage learners to write out multiples alongside the...