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7-1/7-2 Notes

7-1/7-2 Notes. APPLYING PERCENTS. Main Idea/Vocabulary. Find the percent of a number. EXAMPLE 1. EXAMPLE 1. Show both methods:. EXAMPLE 2.

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7-1/7-2 Notes

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  1. 7-1/7-2 Notes APPLYING PERCENTS

  2. Main Idea/Vocabulary • Find the percent of a number.

  3. EXAMPLE 1

  4. EXAMPLE 1

  5. Show both methods:

  6. EXAMPLE 2

  7. LANGUAGESThe graph below shows that 30% of the people in a community speak Spanish as their first language. If a community has 800 people, how many people can be expected to speak Spanish as their first language?

  8. PROPORTION METHOD

  9. Example 4 BREAKFASTSally read the nutrition facts on a box of her favorite cereal. Each cup of the cereal provides 7% of the recommended daily value of potassium. If a cup of cereal contains 260 milligrams of potassium, what is the recommended daily value of potassium? You know that 260 milligrams is 7% of the recommended daily value. So, the problem asks 260 is 7% of what number? Thus, you need to find the whole.

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