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 | $19.75 | 7.264% | $21.1846 | $21.18 | $21.20 | $21.20 |
Purchase #2 | $38.91 | 10.229% | $42.8901 | $42.89 | $42.90 | $42.90 |
Purchase #3 | $173.61 | 9.146% | $189.4884 | $189.49 | $189.50 | $189.50 |
Purchase #4 | $19.94 | 7.388% | $21.4132 | $21.41 | $21.40 | $21.40 |
Purchase #5 | $78.64 | 8.149% | $85.0484 | $85.05 | $85.05 | $85.00 |
Purchase #6 | $6.44 | 4.778% | $6.7477 | $6.75 | $6.75 | $6.70 |
Purchase #7 | $162.34 | 12.706% | $182.9669 | $182.97 | $182.95 | $183.00 |
7 purchase totals = | $499.63 | $549.7393 | $549.74 | $549.75 | $549.70 |