Finish the following sentence with the best choice: Calculate a tip for a bartender.

Choices:
- 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.

Answer:
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.