## Basic College Mathematics (10th Edition)

For example: 1. $5\times10$ = 50. Since you are multiplying by 10, one 0 is added to the 5 2. $5\times100$ = 500. Since you are multiplying by 100, two 0's are added to the 5 3. $5\times1000$ = 5,000. Since you are multiplying by 1000, three 0's are added to the 5. ...And so on.