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: 4



Work Step by Step

Simplify to obtain: \begin{align*} (7\times10^3)+(4\times10^2)+(9\times 10^1)+(3 \times 1)\\ &=(7\times1000)+(4\times 100) + (9\times10)+3\\ &=7000+400+90+3\\ &=7493 \end{align*}
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