How to Find the Least Common Multiple of Expressions


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question 1 of 3

Find the LCM from these given expressions:

18x2y3, 6x5y2

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Find the LCM from these given expressions:

6a2bc2, 20ab2


Find the LCM from these given expressions:

9a4b7c8, 21a2b5c6

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About This Quiz & Worksheet

The LCM of expressions is the subject of this quiz and worksheet. All of the quiz questions are practice problems that will ask you to find the LCM.

Quiz & Worksheet Goals

Worksheet/quiz topics will cover these areas:

  • Interpreting given expressions to find the LCM
  • Multiplying factors
  • Determining which factors appear most frequently

Skills Practiced

  • Critical thinking - apply relevant concepts to examine information about multiples of expressions in math in a different light
  • Information recall - access the knowledge you've gained regarding the multiplication of factors in order to solve LCM problems
  • Problem solving - use acquired knowledge to solve practice problems that require you to find the LCM

Additional Learning

Expand your math knowledge further with the lesson called How to Find the Least Common Multiple of Expressions. You'll be reviewing these key points:

  • Prime factorization
  • Three steps in solving LCM expressions
  • Examples of this process in action