Answer
$4$
Work Step by Step
Factor each number completely to obtain:
$12 = 2 \cdot 2 \cdot 3
\\16 = 2 \cdot 2 \cdot 2 \cdot 2$
Since two 2s are common to both, the greatest common factor of the two given numbers is:
$2 \cdot 2 = 4$
Elementary Algebra
by Kaufmann, Jerome; Schwitters, Karen;
Published by
Cengage Learning
ISBN 10:
1285194055
ISBN 13:
978-1-28519-405-9
Chapter 1 - Some Basic Concepts of Arithmetic and Algebra - 1.2 - Prime and Composite Numbers - Problem Set 1.2 - Page 13: 63
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