Thinking Mathematically (6th Edition)

Published by Pearson
ISBN 10: 0321867327
ISBN 13: 978-0-32186-732-2

Chapter 4 - Number Representation and Calculation - Chapter 4 Test - Page 246: 11


The base ten numeral is\[223\].

Work Step by Step

To convert any numeral to base ten, we multiply each digit of the given number with increasing powers of base value from the right side, according to places. \[\begin{align} & {{267}_{\text{nine}}}\,=2\times {{9}^{2}}+\,6\times {{9}^{1}}\,+7\times {{9}^{0}} \\ & =2\times 81\,+6\times 9\,+\,7\times 1 \\ & =162\,+54\,+7 \\ & =223 \end{align}\] Hence, the base ten numeral is\[223\].
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.