Percents Created by: Mrs. J Couch. Percents A percent is a rate out of 100 Ex. 36/100 = 36% Percent Problems Solve using: -the is/of model -a double number.

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Presentation transcript:

Percents Created by: Mrs. J Couch

Percents A percent is a rate out of 100 Ex. 36/100 = 36% Percent Problems Solve using: -the is/of model -a double number line - % of # (change % to decimal and multiply)

Percents In a box of 20 crayons, 14 are broke. What percent of the crayons are broke?

Practice Crosby Middle School held a car wash as a fundraiser. Out of the 25 vehicles that were washed, 20 were cars. What percent of the vehicles were cars?

Practice Mr. Evans surveyed his students to determine their favorite summer sport. The results are shown in the table below. What percent of the students surveyed chose swimming?

Percent Problems Find 7% of x Then, cross multiply to solve the proportion

Percent Problems Find 25% of x Then, cross multiply to solve the proportion 90X Split 90 into 4 sections (90 ÷ 4= ? )

Percent Problems 14 is 20% of what number? Then, cross multiply to solve the proportion x 14 X Each section (20%) has a value of 14. There are 5 sections. (14*5= ? )

Practice In a class of 40 students, 75% returned their permission slips for the school field trip. How many students returned their permission slips?

Practice Melissa’s paycheck last week was $ She would like to put 20% of her earnings in her savings account. How much money should she put in her savings account?

Exit Slip Juan made 13 out of 20 free throws. If Bonita shoots 25 free throws, what’s the minimum number she has to make in order to have a better free-throw percentage than Juan?