Lesson 1-1 A Plan for Problem Solving

Step 1: Explore –Determine what information is given in the problem and what you need to find. –Do you have all the information you need? –Is there too much information?

Step 2: Plan –Visualize the problem and select a strategy for solving it. There may be several strategies that you can use. –Estimate what you think the answer should be.

Step 3: Solve –Solve the problem by carrying out your plan. –If your plan doesn’t work, try another.

Step 4: Examine –Examine your answer carefully. –See if your answer fits the facts given in the problem. –Compare your answer to your estimate. –If the answer is not reasonable, make a new plan and start again.

The Vorhees family plans to paint the walls in their family room. They need to cover 512 square feet with 2 coats of paint. If a one-gallon can of paint covers 220 square feet, how many one-gallon cans of paint should they purchase?

Find a pattern in this list of numbers 4, 5, 7, 10, 14, 19. Then find the next number in the list.