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 1 - Whole Numbers - 1.4 Multiplying Whole Numbers - 1.4 Exercises - Page 39: 70

Answer

257,715

Work Step by Step

6 2 1 x 4 1 5 Now First Multiply 621 by 5 = 621 x 5 = 3105. Now multiply 621 by 1 = 621 x 1 = 621. Now multiply 621 by 4 = 621 x 4 = 2484 Now add the results. 6 2 1 x 4 1 5 3 1 0 5 + 6 2 1 (Tens Lined Up) +2 4 8 4 (Hundreds Lined Up) 2 5 7 7 1 5

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