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: 54

Answer

$14,162$

Work Step by Step

$7631 + 5983 + 7 + 36 + 505$ Start at the right of each number and add the ones digits $1 + 3 + 7 + 6 + 5 = 22$ ones Regroup the $22$ ones as $2$ tens and $2$ ones Write the $2$ ones in the ones column. Write the $2$ tens in the tens column Add the tens column next including the regrouped $2$ $2 + 3 + 8 + 3 + 0 = 16$ tens Regroup the $16$ tens as $1$ hundred and $6$ tens Write the $6$ tens in the tens column. Write the $1$ hundred in the hundreds column Add the hundreds column next including the regrouped $1$ $1 + 6 + 9 + 5 = 21$ hundreds Regroup the $21$ hundreds as $2$ thousands and $1$ hundred Write the $1$ hundred in the hundreds column Write the $2$ thousand in the thousands column. Add the thousands column next including the regrouped $2$ $2 + 7 + 5 = 14$ thousands Regroup the $14$ thousands as $1$ ten-thousand and $4$ thousands Write the $4$ in the thousands column. Write the $1$ in the ten-thousands column Add the ten-thousands column next which is the regrouped $1$ Write the $1$ in the ten-thousands column. $14162$ Separate each group of three digits with a comma. The sum of the five numbers is $14,162$
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