How about just entering and deducting in your checkbook?

Do you use money and/or engage in commerce?

1) "When you buy a car, follow a recipe, or decorate your home, you're using math principles. People have been using these same principles for thousands of years, across countries and continents. Whether you're sailing a boat off the coast of Japan or building a house in Peru, you're using math to get things done." Source and further information: http://www.learner.org/interactives/dailymath/ 2) "The byline for this nice website is “How do numbers affect everyday decisions?” The site explains how math can help us make important decisions and perform everyday tasks. The language of numbers will also show up in common situations that we may all face when you’re trying to get things done. The treatments of all topics are done very well and can be used for Teacher Resources or Student Projects. Some of the topics covered: Statistics and Probability Savings, Credit, and Managing Your Credit Cards Buying vs. Leasing a New Car – Rates of Interest Population Growth (exponential study) Put Your Money to Work – Simple vs. Compound Interest Communicating Data Visually – Charts and Graphs Home Decorating – Areas of Rectangles and Circles Cooking by Numbers – Ratio and Proportion The Metric System and Conversions from Metric to U.S. Measurement Mathematics, the Universal Language Shared by All Human Beings" Source and further information: http://www.mrlsmath.com/website-resource/math-in-daily-life-a-website-showing-the-many-everyday-uses-of-mathematics/ Further information: http://www.scribd.com/doc/7838221/Uses-of-Mathematics-in-daily-life

When you switch from website to another, you are using math(or your computer is). Your computer recognizes the website numbers you have programmed and proceeds accordingly. This is using math at its finest.

Unit pricing Baking (recipes) Home repair Sewing Driving (mpg, acceleration, gas gauge) Money Economic statistics (unemployment, Dow Jones, etc.) and on and on and on