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 | $93.40 | 12.535% | $105.1077 | $105.11 | $105.10 | $105.10 |
Purchase #2 | $78.82 | 11.808% | $88.1271 | $88.13 | $88.15 | $88.10 |
Purchase #3 | $125.26 | 9.453% | $137.1008 | $137.10 | $137.10 | $137.10 |
Purchase #4 | $143.61 | 9.503% | $157.2573 | $157.26 | $157.25 | $157.30 |
Purchase #5 | $66.36 | 8.143% | $71.7637 | $71.76 | $71.75 | $71.80 |
Purchase #6 | $28.99 | 6.678% | $30.926 | $30.93 | $30.95 | $30.90 |
Purchase #7 | $47.53 | 3.596% | $49.2392 | $49.24 | $49.25 | $49.20 |
7 purchase totals = | $583.97 | $639.5218 | $639.53 | $639.55 | $639.50 |