Multiply the check by 0.18
quick way to estimate a 10 percent tip is to remove the ones digit.Example: to give 10% tip for 50 = 510% tip for 500 = 50
18 million dollars
9.00
11.30
Multiply the check by 0.18
Three dollars and eighty six cents.
$138.20
18% of 88 is 15.84
10.80
15-20 percent is the standard tip for services rendered.
3.03
2.40
$12.80
3.75
the answer is 48
$3.53