REAL WORLD TAKEAWAYS

• The body gets energy from food. The amount of energy that a food contains is measured in calories.
• When a body exercises, the number of calories that it burns depends on the type of activity that it does and its weight.
• When people order foods at restaurants, they may not know how many calories they contain or what the calories mean. Rewriting menus in terms of minutes of exercise provided might be helpful to diners.

MATH OBJECTIVES

• Use rate and ratio reasoning to solve real-world problems
• Write and evaluate an algebraic expression
• Use various strategies (including solving a one-step equation) to answer a real-world question