Percents Using Proportions

Which of these proportional equations would you use to find the missing pieces of a percent problem, using the words "OF and IS"?

Which of these proportional equations would you use to find the missing pieces of a percent problem, using the words "Part and Whole"?

Which of these is set up correctly for "30 is what percent of 600"?

Which of these is set up correctly for "What percent of 55 is 80"?

Match the following: For Percent Proportions

In a percent proportion, One ratio compares a ​ (a)   of a quantity to the ​ (b)   .

There are 9 students in a classroom that play football, this is 37.5% of the class. How many students are in the class?

Set up a proportion to help you solve this problem.

Pacino worked 8 hours out of the day. What percent of the day did he work?

: : DANGER : :

There are 457 students in a school. Of those students 136 play in a sport, 40 sing in the choir and 26 are in student leadership. What percent of students DO NOT participate in one of those three activities?