1. Daily Homework Quiz For use after Lesson 7.4 Write the decimal or fraction as a percent. 1. 6.5 27 50 2.

2. Daily Homework Quiz For use after Lesson 7.4 Write the decimal or fraction as a percent. 1. 6.5 27 50 2. ANSWER 650% ANSWER 54%

3. Percent of Change 7.5 Applications of Percents Real Life Situations

5. GUIDED PRACTICE for Examples 1, 2 and 3 Tell whether the change is an increase or decrease . Then find the percent of change. Round to the nearest percent. New amt = 36 The change is a decrease since the new amount is less than the original amount x = 28% 1. Original amt = 50 14 50 = x 100 50x 14( 100) = 50x 1,400 = 50 50

6. New amt = 29.5 The change is an increase since the new amount is greater than the original amount GUIDED PRACTICE for Examples 1, 2 and 3 Tell whether the change is an increase or decrease . Then find the percent of change. Round to the nearest percent. x = 195% 2. Original amt = 10 19.5 10 = x 100 10x 19.5( 100) = 10x 1,950 = 10 10

7. Daily Homework Quiz For use after Lesson 7.5 Use the percent of change equation to find the new amount. 1. a goose population of 25 increases 20%. What is the new population? x = 5 x = 30 ANSWER 25 + 5 = 30 geese x 25 = 20 100 100x 25( 20) = 100x 500 = 100 100 x 25 = 120 100 100x 25( 120) = 100x 3,000 = 100 100