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Using a Calculator

Introduction: 

Never leave home without your house keys—and a calculator!  Unless you’re a math whiz, how else can you quickly and easily calculate a discount or a tip or verify the total on a bill? 

In this lesson you will use a calculator to:
  • Perform basic math functions
  • Calculate percentages
  • Calculate an item’s sale price
  • Calculate deductions in a pay stub
Skills: 
Basic Math
Fractions, Decimals, and Percents
Consumer Math
Money Management