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 | $9.65 | 8.499% | $10.4702 | $10.47 | $10.45 | $10.50 |
Purchase #2 | $17.25 | 7.231% | $18.4973 | $18.50 | $18.50 | $18.50 |
Purchase #3 | $137.48 | 12.849% | $155.1448 | $155.14 | $155.15 | $155.10 |
Purchase #4 | $112.81 | 13.567% | $128.1149 | $128.11 | $128.10 | $128.10 |
Purchase #5 | $85.83 | 10.491% | $94.8344 | $94.83 | $94.85 | $94.80 |
Purchase #6 | $199.26 | 10.295% | $219.7738 | $219.77 | $219.75 | $219.80 |
Purchase #7 | $9.47 | 10.529% | $10.4671 | $10.47 | $10.45 | $10.50 |
7 purchase totals = | $571.75 | $637.3025 | $637.29 | $637.25 | $637.30 |