Finding Percentages Proportion

How do you find the percent of a number?

• Set up a proportion

• Multiply by the decimal form of the percent

• Divide by the percentage

• Subtract by the percent

The shoes you want cost $175 but are on sale for 20% off. How much will they cost you after the discount?

• $175

• $35

• $140

• $135

Tags

CCSS.6.RP.A.3C

You downloaded a new movie for 19.99 and have to pay a sales tax of 6%. How much in all will you pay for the movie?

• $1.20

• $21.20

• $18.79

• $19.96

Tags

CCSS.6.RP.A.3C

Sara earns a 25% commission on every house she sells. If she sold a house for $150,000. How much of a commission did she make?

• 375

• 3,750

• 37,500

• 375,000

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

Find 12% of 1250.

• 150

• 175

• 25

• 208

Tags

CCSS.6.RP.A.3C

Write how to find the proportion of

2:8 :: 25:625

(Do not give space first right the means than the extremes.)

Mathematical Equivalence

ON

Tags

CCSS.7.RP.A.3

Match the following: For Percent Proportions

• is

• right denominator

• of

• left

  numerator

• percent

• right numerator

• 100

• left denominator

Tags

CCSS.6.RP.A.3C

A commission is money earned by someone that sales a product. Commissions are figures by percentages. How would you calculate a percentage?

• Change the percent to a decimal then multiply it with the original value.

• Divide the original value by the percent.

• Set up the proportion IS over OF equal to % over 100.

• Multiply the original value with the percent

There are 100 apples. 35 are red apples and 65 are green apples. What percentage is green apple?

• 100%

• 65%

• 35%

• 30%