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 40: 84

Answer

One method is add zero lines and the other method is to add zeros on the next partial product. Take a look at work step by step to see how to prove it.

Work Step by Step

----------- -Using zero lines ___291 __*307 ---------- __2037 __000 +873 ---------- _89,337 -Adding zeros ___291 __*307 ---------- __2037 +8730 --------- _89,337

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