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 | $18.90 | 13.619% | $21.474 | $21.47 | $21.45 | $21.50 |
Purchase #2 | $132.56 | 4.395% | $138.386 | $138.39 | $138.40 | $138.40 |
Purchase #3 | $39.72 | 8.666% | $43.1621 | $43.16 | $43.15 | $43.20 |
Purchase #4 | $121.95 | 5.536% | $128.7012 | $128.70 | $128.70 | $128.70 |
Purchase #5 | $180.97 | 7.314% | $194.2061 | $194.21 | $194.20 | $194.20 |
Purchase #6 | $225.99 | 5.832% | $239.1697 | $239.17 | $239.15 | $239.20 |
Purchase #7 | $22.33 | 12.758% | $25.1789 | $25.18 | $25.20 | $25.20 |
7 purchase totals = | $742.42 | $790.2780 | $790.28 | $790.25 | $790.40 |