Basic College Mathematics (9th Edition)

Published by Pearson
ISBN 10: 0321825535
ISBN 13: 978-0-32182-553-7

Chapter 1 - Whole Numbers - 1.2 Adding Whole Numbers - 1.2 Exercises: 58

Answer

$7582$

Work Step by Step

$3187 + 810 + 527 + 76 + 2665 + 317$ Start at the right of each number and add the ones digits $7 + 0 + 7 + 6 + 5 + 7 = 32$ ones Regroup the $32$ ones as $3$ tens and $2$ ones Write the $2$ ones in the ones column. Write the $3$ tens in the tens column Add the tens column next including the regrouped $3$ $3 + 8 + 1 + 2 + 7 + 6 + 1 = 28$ tens Regroup the $28$ tens as $2$ hundreds and $8$ tens Write the $8$ tens in the tens column. Write the $2$ hundreds in the hundreds column Add the hundreds column next including the regrouped $2$ $2 + 1 + 8 + 5 + 6 + 3 = 25$ hundreds Regroup the $25$ hundreds as $2$ thousands and $5$ hundreds Write the $5$ hundreds in the hundreds column Write the $2$ thousands in the thousands column. Add the thousands column next including the regrouped $2$ $2 + 3 + 2 = 7$ thousands Write the $7$ thousands in the thousands column. The sum of the six numbers is $7582$
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