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"?

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Tags

CCSS.7.RP.A.2C

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

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Tags

CCSS.7.RP.A.2C

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

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

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• A
• B
• C
• D

Match the following: For Percent Proportions

• 100

• right numerator

• percent

• left

  numerator

• of

• left denominator

• is

• right denominator

Tags

CCSS.6.RP.A.3C

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

• part

• whole

• proportion

• percent

• ratio

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.

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Tags

CCSS.7.RP.A.2C

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

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: : 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?

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Tags

CCSS.6.RP.A.3C