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 | $9.75 | 6.780% | $10.4111 | $10.41 | $10.40 | $10.40 |
Purchase #2 | $9.99 | 13.237% | $11.3124 | $11.31 | $11.30 | $11.30 |
Purchase #3 | $107.90 | 4.804% | $113.0835 | $113.08 | $113.10 | $113.10 |
Purchase #4 | $31.44 | 8.661% | $34.163 | $34.16 | $34.15 | $34.20 |
Purchase #5 | $72.50 | 11.440% | $80.794 | $80.79 | $80.80 | $80.80 |
Purchase #6 | $183.77 | 3.130% | $189.522 | $189.52 | $189.50 | $189.50 |
Purchase #7 | $127.61 | 10.652% | $141.203 | $141.20 | $141.20 | $141.20 |
7 purchase totals = | $542.96 | $580.4890 | $580.47 | $580.45 | $580.50 |