Estimate the tip on a $19.65 check using a tip rate of 15%
Dude I just answered this.
What is 15% of $19.65? Usually when you see the word "of" it indicates multiplication. You do: $19.65 x 0.15 = 2.9475 <-- This is the 15% out of the total $19.65 and is how much you paid for tips.
You can round 19.65 up to 20 and then multiply 15 by 20 to get 300, but you have to move the decimal back 3 spots to get 3 So the tip is roughly $3
of course, it's a bit smaller than that, but that's just an estimate
You multiply 0.15 , not 15 because we are dealing with percentage. 100% = 100/100= 1.00 15% = 15/100 = 0.15
I know, I'm ignoring the decimals at first, then moving decimal points
Or $2.95 when dealing with money
thNks
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