Anti-Fraud Tip Calculator

You will want this tip calculator if you have ever worried about restaurant tip fraud. Just enter the dining amount and slide to find out all valid checksum* total. Pick the one closest to your desired tip range.


About Checksum method:
Sum all digits in front of decimal point and put the sum after decimal point.
For example, 132 -> 1 + 3 + 2 = 6 -> 132.6