Basic College Mathematics (9th Edition)

Published by Pearson
ISBN 10: 0321825535
ISBN 13: 978-0-32182-553-7

Chapter 1 - Whole Numbers - 1.7 Rounding Whole Numbers - 1.7 Exercises: 67

Answer

Thousand: 19,266,000; Ten-thousand: 19,270,000; Hundred-thousand: 19,300,000

Work Step by Step

To round to the nearest thousand, we see at the digit to the right of the thousands place is 7, so we round up to the next highest thousand (19,266,000). To round to the nearest ten-thousand, we see at the digit to the right of the ten-thousands place is 5, so we round up to the next highest ten-thousand (19,270,000). To round to the nearest hundred-thousand, we see at the digit to the right of the hundred-thousands place is 6, so we round up to the next highest hundred-thousand (19,300,000).
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