## Thinking Mathematically (6th Edition)

Published by Pearson

# Chapter 5 - Number Representation and Calculation - Chapter Summary, Review, and Test - Review Exercises: 3

#### Answer

$472 = (4 \times 10^2) + (7 \times 10^2) + (2\times 1)$

#### Work Step by Step

Writing the given number in its expanded form gives: $472 = 400 + 70 + 2 \\472=(4 \times 100) + (7 \times 10) +(2\times 1) \\472 = (4 \times 10^2) + (7 \times 10^2) + (2\times 1)$

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