Basic College Mathematics (10th Edition)

Published by Pearson
ISBN 10: 0134467795
ISBN 13: 978-0-13446-779-5

Chapter 7 - Measurement - 7.2 The Metric System - Length - 7.2 Exercises - Page 492: 33

Answer

40 cm

Work Step by Step

400 mm to cm From mm to cm is one place to the left. The decimal point in 400 starts at the far right side because 400 is a whole number. Then move it one place to the left. Move decimal point one place to the left. 4 0 0. = 40.0 cm 400 mm = 40.0 cm, and 40.0 cm is equivalent to 40 cm.
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