Find the Part When Given the Percentage and the Whole Number

The price of a laptop has decreased by 10% to $630. What is the original price? (What are you really being asked? $630 is 90% of what number?

What number is 14 more than 18% of 150?

(Hint: You need to find 18% of 150 and then add 14!)

What is 40% of 120?

• 38

• 48

• 58

• 68

26 is 5% of what number?

• 3

• 5

• 25.95

• 520

Identify the part, base, and percent. Johnny gave 40 baseball cards to her friend which was 80% of her total baseball cards. How many baseball cards did he start with?

• 40

• Part

• Unknown

• Percent

• 80

• Base

64 is 40% of what number? 

• 160

• 104

• 25.6

• 108

26 is 5% of what number?

• 520%

• 26%

• 5

• 520

Identify the part, base, and percent. Johnny gave 40 baseball cards to her friend which was 80% of her total baseball cards. How many baseball cards did he start with?

• 80

• Percent

• 40

• Part

• Unknown

• Base

Jordyn received a 25% discount on the purchase of his X Box games of $210. What was the amount of the discount she received? 

• $25.00

• $185.00

• $52.50

• $157.50