Lesson 7-8 Pages 323-325 The Percent Proportion. What you will learn! How to solve problems using the percent proportion.

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Presentation transcript:

Lesson 7-8 Pages The Percent Proportion

What you will learn! How to solve problems using the percent proportion.

Percent proportion Part Base

What you really need to know! A percent proportion compares part of a quantity to the whole quantity, called the base, using a percent.

What you really need to know! The percent proportion can be written as:

What you really need to know! The number near the word “is” is the part! The number after the word “of” is the base!

What you really need to know!

Example 1: What percent of 24 is 18? BASE PART

75%

Example 2: What number is 30% of 150? BASE PERCENT

45

Example 3: 12 is 80% of what number? PERCENT PART

15

Page 325 Guided Practice #’s 3-6

Pages with someone at home and study examples! Read:

Homework: Page 325 #’s 7-22 all #’s Lesson Check Ch 7 Lesson Check 7-8

Page 582 Lesson 7-8

Study Guide and Review Pages #’s 1-57 (Odd answers in back of book)

Prepare for Test! Page 329 #’s 1-25 Lesson Check 7-8 Lesson Check Ch 7

Prepare for Test! Pages #’s 1-17

What you really need to know! The word “of” between two numbers means to multiply! The word “is” between two numbers means to divide!