Elementary Technical Mathematics

Published by Brooks Cole
ISBN 10: 1285199197
ISBN 13: 978-1-28519-919-1

Chapter 2 - Section 2.6 - Scientific Notation - Exercises - Page 127: 54

Answer

$21.8$ is smaller.

Work Step by Step

We have $$ 21.8=2.18\times 10, \quad 30.2=3.02\times 10.$$ Since $2\lt 3$, then $21.8$ is smaller.
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