Chapter+1.5

Chapter 1.5 Use a Problem solving plan

Vocabulary: **Formula:** An equation than relates two quantities.

A problem solving plan is a useless thing to know because you already know it in your head 1. Find important information. 2. Make a plan and find out how are you going to solve it. 3. Solve. 4. Look back. Is the answer reasonable?

There are many formulas in math and science, so I cannot list them all. Just look them up.