Basic College Mathematics (9th Edition)

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

Chapter 1 - Whole Numbers - 1.4 Multiplying Whole Numbers - 1.4 Exercises: 25

Answer

10084

Work Step by Step

Start by multiplying in the ones column. 4 * 1 = 4 ones 2 5 2 1 x 4 4 write 4 ones in the ones column. Next, multiply 4 times 2 tens. 4 * 2 tens = 8 tens 2 5 2 1 x 4 8 4 write 8 tens in the tens column. Next, multiply 4 times 5 hundreds. 4 * 5 hundreds = 20 hundreds 2 2 5 2 1 x 4 0 8 4 Write 2 thousands in the thousand’s column, write 0 hundred’s in the hundred’s column. Next, multiply 4 times 2 thousands. 4 * 2 thousands = 8 thousands. Add the 2 thousands that was written at the top of the thousand’s column. 8 thousands + 2 thousands = 10 thousands 2 2 5 2 1 x 4 1 0 0 8 4
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