Basic College Mathematics (10th Edition)

Published by Pearson
ISBN 10:
ISBN 13:

Chapter 3 - Adding and Subtracting Fractions - 3.2 Least Common Multiples - 3.2 Exercises - Page 211: 16

Answer

60

Work Step by Step

We are given the numbers 12 and 20. We can find use the prime factorization of both numbers to find their LCM. $12=2\times2\times3$ $20=2\times2\times5$ Therefore, the $LCM=(2\times2\times3)\times(5)=60$.
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