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 | $19.98 | 4.360% | $20.8511 | $20.85 | $20.85 | $20.90 |
Purchase #2 | $232.87 | 10.520% | $257.3679 | $257.37 | $257.35 | $257.40 |
Purchase #3 | $129.57 | 3.574% | $134.2008 | $134.20 | $134.20 | $134.20 |
Purchase #4 | $67.77 | 6.463% | $72.15 | $72.15 | $72.15 | $72.20 |
Purchase #5 | $65.65 | 10.574% | $72.5918 | $72.59 | $72.60 | $72.60 |
Purchase #6 | $103.90 | 3.716% | $107.7609 | $107.76 | $107.75 | $107.80 |
Purchase #7 | $20.46 | 7.521% | $21.9988 | $22.00 | $22.00 | $22.00 |
7 purchase totals = | $640.20 | $686.9213 | $686.92 | $686.90 | $687.10 |