Determine Part, Percent and Whole

Determine if you are finding the part, percent, or whole:

18 is what percent of 36?

• Part

• Percent

• Whole

• 50%

What is 20% of 60?

• Part

• Percent

• Whole

• 12

56 is 35% of what number?

• 70

• 160

• 62.5

• 16

Sally got 22 questions wrong on her quiz that had 40 questions on it. What is the percentage of the questions she got wrong?

• 45%

• 55%

• 32%

• 95%

Identify the whole in the proportion if 25% of a number is 15.

• 60

• 45

• 75

• 90

"51 out of the 68 people in a company meeting were managers. What percentage of the meeting attendees were managers?" What are our different values here?

• 51

• Whole

• 68

• Percent

• x

• Part

What is the percent equation?

​ (a)   = ​ (b)   x ​ (c)  

• part

• percent (%)

• whole

The ratio used to find percent is...

• part/whole = %/100

• part/whole = 100 / %

• whole/part= %/ 100

I can use the percent equation.

Write an equation for the problem: What number is 8% of 50?

​ ​ (a)   = ​ (b)   x ​ (c)  

• X

• 0.08

• 50

Line segment PQ is 8 inches. If ling segment PQ is worth 25%, what is the length of a line segment that is 100%?

• 2 inches

• 16 inches

• 10 inches

• 32 inches