| Let's do some math .. Rounding examples of 7 random hypothetical purchases: | ||||||
| Case | Tag Price |
Sales Tax % |
Raw Total Incl. Sales Tax |
Rounded to Penny |
Rounded to Nickel |
Rounded to Dime |
| Purchase #1 | $158.60 | 13.487% | $179.9904 | $179.99 | $180.00 | $180.00 |
| Purchase #2 | $42.34 | 4.348% | $44.1809 | $44.18 | $44.20 | $44.20 |
| Purchase #3 | $224.33 | 9.240% | $245.0581 | $245.06 | $245.05 | $245.10 |
| Purchase #4 | $10.96 | 13.206% | $12.4074 | $12.41 | $12.40 | $12.40 |
| Purchase #5 | $62.94 | 10.840% | $69.7627 | $69.76 | $69.75 | $69.80 |
| Purchase #6 | $203.68 | 10.457% | $224.9788 | $224.98 | $225.00 | $225.00 |
| Purchase #7 | $148.56 | 9.766% | $163.0684 | $163.07 | $163.05 | $163.10 |
| 7 purchase totals = | $851.41 | $939.4467 | $939.45 | $939.45 | $939.60 | |