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 | $100.51 | 7.857% | $108.4071 | $108.41 | $108.40 | $108.40 |
Purchase #2 | $31.78 | 10.459% | $35.1039 | $35.10 | $35.10 | $35.10 |
Purchase #3 | $154.75 | 11.288% | $172.2182 | $172.22 | $172.20 | $172.20 |
Purchase #4 | $158.38 | 8.122% | $171.2436 | $171.24 | $171.25 | $171.20 |
Purchase #5 | $105.39 | 8.711% | $114.5705 | $114.57 | $114.55 | $114.60 |
Purchase #6 | $14.99 | 9.612% | $16.4308 | $16.43 | $16.45 | $16.40 |
Purchase #7 | $24.36 | 8.494% | $26.4291 | $26.43 | $26.45 | $26.40 |
7 purchase totals = | $590.16 | $644.4032 | $644.40 | $644.40 | $644.30 |