Lesson1-6. The Four-Step Problem Solving Plan 1. Explore Read the problem carefully.

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Presentation transcript:

Lesson1-6

The Four-Step Problem Solving Plan 1. Explore Read the problem carefully.

The Four-Step Problem Solving Plan 1. Explore Read the problem carefully. Ask yourself questions like “What facts do I know” and “What do I need to find out?”

The Four-Step Problem Solving Plan 2. Plan See how the facts relate to each other.

The Four-Step Problem Solving Plan 2. Plan See how the facts relate to each other. Make a plan for solving the problem.

The Four-Step Problem Solving Plan 2. Plan See how the facts relate to each other. Make a plan for solving the problem. Estimate the answer.

The Four-Step Problem Solving Plan 3. Solve Use your plan to solve the problem.

The Four-Step Problem Solving Plan 3. Solve Use your plan to solve the problem. If your plan does not work, revise it or make a new plan.

The Four-Step Problem Solving Plan 4. Examine Reread the problem.

The Four-Step Problem Solving Plan 4. Examine Reread the problem. Ask, “Is my answer close to my estimate?”

The Four-Step Problem Solving Plan 4. Examine Reread the problem. Ask, “Is my answer close to my estimate?” Ask, “Does my answer make sense for the problem?”

The Four-Step Problem Solving Plan 4. Examine If not, solve the problem another way.

Find the value of each expression. The sales figures for a business for the first quarter months were as follows. January $12,000 February $15,000 March $10,000 What were total sales for the first quarter?

Find the value of each expression. 6. The sales figures for a business for the first quarter months were as follows. January $12,000 February $15,000 March $10,000 What were total sales for the first quarter? $37,000

How long would it take to count to one million if it takes one second to say each number.