Name________________________

 

PERCENT OF A NUMBER 5 | KEY

 

 

Directions: For the problems below, find the missing number. You can try using mental math or division.

 

Examples: 10 is 40% percent of what number? ____ 30 is 25% of what number? ____

So, 10 is 40% of 25 So, 30 is 25% of 120

 

1) 10 is 25% of what number? __40 2) 30 is 40% of what number? __75

 

 

 

3) 20 is 25% of what number? __80 4) 20 is 40% of what number? __50

 

 

 

5) 30 is 50% of what number? __60 6) 15 is 75% of what number? __20

 

 

 

7) 5 is 20% of what number? __25 8) 12 is 60% of what number? __20

 

 

 

9) 8 is 10% of what number? __80 10) 30 is 10% of what number? __300

 

 

 

11) 25 is 25% of what number? __100 12) 9 is 75% of what number? __12

 

 

 

13) 10 is 10% of what number? __100 14) 50 is 20% of what number? __250

 

 

 

15) 48 is 80% of what number? __60 16) 27 is 90% of what number? __30