Thinking Mathematically (6th Edition)

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

Chapter 4 - Number Representation and Calculation - 4.4 Looking Back at Early Numeration Systems - Exercise Set 4.4 - Page 241: 21



Work Step by Step

$C=100 \\L=50 \\X=10 \\V=5 \\I=1$ Note that when a smaller number is written before a bigger number, the smaller number is subtracted to the bigger number. Thus, $CXLVI = 100+(50-10)+5+1 = 100+40+6=146$
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.