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 | $19.29 | 8.787% | $20.985 | $20.99 | $21.00 | $21.00 |
Purchase #2 | $202.51 | 10.826% | $224.4337 | $224.43 | $224.45 | $224.40 |
Purchase #3 | $197.26 | 12.136% | $221.1995 | $221.20 | $221.20 | $221.20 |
Purchase #4 | $112.35 | 8.560% | $121.9672 | $121.97 | $121.95 | $122.00 |
Purchase #5 | $228.38 | 9.133% | $249.2379 | $249.24 | $249.25 | $249.20 |
Purchase #6 | $223.75 | 13.578% | $254.1308 | $254.13 | $254.15 | $254.10 |
Purchase #7 | $16.55 | 9.558% | $18.1318 | $18.13 | $18.15 | $18.10 |
7 purchase totals = | $1,000.09 | $1,110.0859 | $1,110.09 | $1,110.15 | $1,110.00 |