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Explore how to determine the least common multiple (LCM) of two or more numbers. Understand the concept of multiples and how LCM is essential for solving mathematical problems. Step-by-step examples provided. Engage in guided practice and homework for reinforcement.
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Lesson 5-7 Pages 224-226 Least Common Multiple
What you will learn! How to find the least common multiple of two or more numbers.
What you really need to know! A multipleof a number is the product of that number and any whole number. The least nonzero multiple of two or more numbers is the least common multiple (LCM)of the numbers.
Example 1: Method 1 Find the LCM of 4 and 6. The LCM is 12
Example 1: Method 2 Find the LCM of 4 and 6.
Example 2: Find the LCM of 4 and 15.
Example 3: Find the LCM of 18, 24, 48
Page 225 Guided Practice #’s 4-7
Read: Pages 224-225 with someone at home and study examples!
Homework: Page 226 #’s 8-22 even #’s 26-35 Lesson Check 5-7
Page 576 Lesson 5-7