Here is a goal: Calculate a tip for a bartender.

How would you accomplish this goal?

Pick your answer from:
* Take the total bill and move the decimal point to the left one spot. Then take that number and halve it, and then add it to the original number..
* Take the total bill and move the decimal point to the right one spot. Then take that number and halve it, and then add it to the original number..
Take the total bill and move the decimal point to the left one spot. Then take that number and halve it, and then add it to the original number.