3B Percent of Change - PBworks

1 Find the Percent of Change . Round to the nearest whole Percent if necessary. State whether the Percent of Change is an increase or a decrease . 30 inches to 24 inches 62/87,21 Find the amount of Change . 24 30 = 6 Find the Percent of Change . The Percent of Change is 20%. Since the Percent is negative, this is a Percent of decrease .$16:(5 20%, decrease meters to meters 62/87,21 Find the amount of Change . = 15 Find the Percent of Change . The Percent of Change is about 73%. Since the Percent is positive, this is a Percent of increase .$16:(5 73% increase $126 to $150 62/87,21 Find the amount of Change .))

2 $150 $126 = $24 Find the Percent of Change . The Percent of Change is about 19%. Since the Percent is positive, this is a Percent of increase .$16:(5 19%, increase $ to $ 62/87,21 Find the amount of Change . $ $ = $ Find the Percent of Change . The Percent of Change is 25%. Since the Percent is positive, this is a Percent of increase .$16:(5 25%, increase SOCCER The table shows the number of youth 7 years and older who played soccer from 2000 to 2007. a. Find the Percent of Change from 2004 to 2007. Round to the nearest tenth of a Percent . Is it a Change of increase or decrease ?))

3 B. Find the Percent of Change from 2002 to 2004. Round to the nearest tenth of a Percent . Is it a Change of increase or decrease ? 62/87,21 a. Find the amount of Change . = Find the Percent of Change . The Percent of Change is about , or about 4%. Since the Percent is positive, this is a Percent of Find the amount of Change . = Find the Percent of Change . The Percent of Change is about Since the Percent is negative, this is a Percent of decrease . $16:(5 a. about 4%, increase b. about , decrease Find the Percent of Change . Round to the nearest whole Percent if necessary.)

4 State whether the Percent of Change is an increase or a decrease . 15 yards to 18 yards 62/87,21 Find the amount of Change . 18 15 = 3 Find the Percent of Change . The Percent of Change is 20%. Since the Percent is positive, this is a Percent of increase .$16:(5 20%, increase 100 acres to 140 acres 62/87,21 Find the amount of Change . 140 100 = 40 Find the Percent of Change . The Percent of Change is 40%. Since the Percent is positive, this is a Percent of increase .$16:(5 40%, increase $12 to $6 62/87,21 Find the amount of Change . 6 12 = 6 Find the Percent of Change .))

5 The Percent of Change is 50%. Since the Percent is negative, this is a Percent of decrease .$16:(5 50%, decrease 48 notebooks to 14 notebooks 62/87,21 Find the amount of Change . 14 48 = 34 Find the Percent of Change . The Percent of Change is about 71%. Since the Percent is negative, this is a Percent of decrease .$16:(5 71%, decrease 125 centimeters to centimeters 62/87,21 Find the amount of Change . 125 = Find the Percent of Change . The Percent of Change is 30%. Since the Percent is negative, this is a Percent of decrease .$16:(5 30%, decrease $ to $ 62/87,21 Find the amount of Change .)))

6 $ $ = $ Find the Percent of Change . The Percent of Change is 25%. Since the Percent is negative, this is a Percent of decrease .$16:(5 25%, decrease hours to hour 62/87,21 Find the amount of Change . = Find the Percent of Change . The Percent of Change is about 41%. Since the Percent is negative, this is a Percent of decrease .$16:(5 41%, decrease 132 days to days 62/87,21 Find the amount of Change . 132 = Find the Percent of Change . The Percent of Change is 5%. Since the Percent is negative, this is a Percent of decrease .$16:(5 5%, decrease $240 to $320 62/87,21 Find the amount of Change .)))

7 320 240 = 80 Find the Percent of Change . The Percent of Change is about 33%. Since the Percent is positive, this is a Percent of increase .$16:(5 33%, increase 624 feet to 702 feet 62/87,21 Find the amount of Change . 702 624 = 78 Find the Percent of Change . The Percent of Change is about 13%. Since the Percent is positive, this is a Percent of increase .$16:(5 13%, increase Find the Percent of Change . Round to the nearest whole Percent if necessary. State whether the Percent of Change is an increase or a decrease . BOOKS On Monday, Kenya spent 60 minutes reading her favorite book.))

8 Today, she spent 45 minutes reading this book. 62/87,21 Find the amount of Change . 45 60 = 15 Find the Percent of Change . The Percent of Change is 25%. Since the Percent is negative, this is a Percent of decrease .$16:(5 25%, decrease EXERCISE Three months ago, Santos could walk 2 miles in 40 minutes. Today he can walk 2 miles in 25 ,21 Find the amount of Change . 25 40 = 15 Find the Percent of Change . The Percent of Change is about 38%. Since the Percent is negative, this is a Percent of decrease .$16:(5 38%, decrease SCHOOL Last school year the enrollment of Genoa Middle School was 465 students.))

9 This year the enrollment is 525. 62/87,21 Find the amount of Change . 525 465 = 60 Find the Percent of Change . The Percent of Change is about 13%. Since the Percent is positive, this is a Percent of increase .$16:(5 13%, increase MONEY Jake had $782 in his checking account. He now has $798. 62/87,21 Find the amount of Change . $798 $782 = $16 Find the Percent of Change . The Percent of Change is about 2%. Since the Percent is positive, this is a Percent of increase .$16:(5 2%, increase eSolutionsManual-PoweredbyCogneroPage13B Percent of Change Find the Percent of Change .))

10 Round to the nearest whole Percent if necessary. State whether the Percent of Change is an increase or a decrease . 30 inches to 24 inches 62/87,21 Find the amount of Change . 24 30 = 6 Find the Percent of Change . The Percent of Change is 20%. Since the Percent is negative, this is a Percent of decrease .$16:(5 20%, decrease meters to meters 62/87,21 Find the amount of Change . = 15 Find the Percent of Change . The Percent of Change is about 73%. Since the Percent is positive, this is a Percent of increase .$16:(5 73% increase $126 to $150 62/87,21 Find the amount of Change .))