Basic College Mathematics (9th Edition)

Published by Pearson
ISBN 10: 0321825535
ISBN 13: 978-0-32182-553-7

Chapter 3 - Adding and Subtracting Fractions - 3.2 Least Common Multiples - 3.2 Exercises - Page 213: 53

Answer

$3600$.

Work Step by Step

$\frac{25}{400}, \frac{38}{1800}$ $400 = 2 \cdot 2 \cdot 2 \cdot 2 \cdot 5 \cdot 5$ $1800 = 2 \cdot 2 \cdot 2 \cdot 3 \cdot 3 \cdot 5 \cdot 5$ LCM $= 2 \cdot 2 \cdot 2 \cdot 2 \cdot 3 \cdot 3 \cdot 5 \cdot 5 = 3600$
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