Mr. D Mental Math: Leaving a Tip

Contributor: Dennis Denoia. Lesson ID: 10548

You just finished dinner at the restaurant, and the service was great! How do you figure out the correct tip amount? Watch Mr. D explain how to figure out 15% and 20% tip amounts using just your head!


Ratios, Rates, Percentages, and Proportions

learning style
Auditory, Visual
personality style
Lion, Beaver
Grade Level
Middle School (6-8)
Lesson Type
Quick Query

Lesson Plan - Get It!

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  • How do you calculate a 15% tip on a $45 meal without a calculator?
  • Or a 20% tip on $55? Or . . .

You get the idea, and you'll get a good tip on calculating the tip!

Watch Mr. D show you how to figure out 15% and 20% tip amounts in your head quickly and easily!

Continue to the Got It? section to practice.

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