Basic College Mathematics (10th Edition)

by Lial, Margaret L.; Salzman, Stanley A.; Hestwood, Diana L.

Published by Pearson

ISBN 10: 0134467795

ISBN 13: 978-0-13446-779-5

Chapter 4 - Decimals - 4.3 Adding and Subtracting Decimal Numbers - 4.3 Exercises - Page 286: 11

Answer

$20.104$

Work Step by Step

21 - 0.896 To find the difference, first we will rewrite the decimal numbers in columns. We need to align decimal points first and add zeroes as placeholders for ease in calculation as following- $21.000$ - $00.896$ _______ $20.104$ # mark has no importance. It is used just to align decimals in this webpage

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