Percentages refer to a portion or a fraction of a whole. A percentage is an amount that is expressed as a certain portion of 100 parts. The symbol for percent is %.

**Percentages in Written Form**Percentages in written form use cardinal numbers. Percentages in numerical form use the number and the % symbol.

- 10% = ten percent
- 25% = twenty-five percent
- 75% = seventy-five percent
- 100% = one hundred percent

**Percentage as a Collective Noun**The word "percentage" is a collective noun. A collective noun indicates a group of people. Depending on the noun used with "percentage", it will determine if you use a singular or plural verb form.

**Correct:** What percentage of students are going to college?

**Incorrect:** What percentage of students is going to college?

**Correct:** Fifty percent of marriages end in divorce these days.

**Incorrect:** Fifty percent of marriages ends in divorce these days.

**Correct:** Eighty percent of the house was damaged by the fire.

**Incorrect:** Eighty percent of the house were damaged by the fire.

**Percentage Used Later in a Sentence**If "percentage" comes later in the sentence, the verb will depend on the noun it is referring to.

- John is donating
**one hundred percent** of his profits to charity. - Susan is only working
**fifty percent** of the time.

**Directions: Choose the correct answer.**1) Only sixty percent of the students at this school __________ graduating.

a. is

b. are

2) Thirty percent of the children __________ hot dogs.

a. like

b. likes

3) Bill __________ doing ninety percent of the work while his partner is fooling around.

a. is

b. are

4) Candace __________ being outdoors one hundred percent of the time.

a. enjoy

b. enjoys

5) The computer only __________ fifty percent of the time.

a. work

b. works

6) Only sixty-five percent of the registered voters __________ in this county.

a. vote

b. votes

**Directions: Write in the number.**1) seven percent

_____ %

2) fifteen percent

_____ %

3) twenty-eight percent

_____ %

4) forty-one percent

_____ %

5) fifty-five percent

_____ %

6) seventy-nine percent

_____ %

7) eighty-eight percent

_____ %

8) ninety-nine percent

_____ %

9) one hundred and fifty percent

_____ %

10) one hundred and twenty-five percent

_____ %

__Quiz 1 Answers__

1) b. are

2) a. like

3) a. is

4) b. enjoys

5) b. works

6) a. vote

__Quiz 2 Answers__

1) 7

2) 15

3) 28

4) 41

5) 55

6) 79

7) 88

8) 99

9) 150

10) 125

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