Basic College Mathematics (10th Edition)

Published by Pearson
ISBN 10:
ISBN 13:

Chapter 3 - Adding and Subtracting Fractions - Mixed Review Exercises - Page 258: 20

Answer

120

Work Step by Step

Multiples of 6 : 6,12,18,24,30,36,42,48,54,60,66,72,78,84,90,96,102,108,114,120. Multiples of 8 = 8,16,24,32,40,48,56,64,72,80,88,96,104,112,120 Multiples of 10 : 10,20,30,40,50,60,70,80,90,100,100,110,120 Multiples of 12 : 12,24,36,48,60,72,84,96,108,120 Now 120 is the smallest common number in all the lists. so 120 is LCM 6, 8, 10, 12.
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