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Finding a Percent of Something. by D. Fisher. 1. a. What is 20% of 80?. 4. %. b. Why is four wrong?. 1. a. What is 20% of 80?. 1600. %. c. Why is one thousand six hundred wrong?. 1. a. Find 20% of 80. 80. 16 or 16.00. x .20. 00. 160. %. 16 00.

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Finding a Percent

of Something

by D. Fisher

### 1. a. What is 20% of 80?

4

%

b. Why is four wrong?

### 1. a. What is 20% of 80?

1600

%

c. Why is one thousand six hundred wrong?

### 1. a. Find 20% of 80.

80

16 or 16.00

x .20

00

160

%

16 00

d. Why is one fourth right?

### 2. a. What is 35% of 20?

7.35

%

b. Why is seven and thirty-five hundredths wrong?

### 2. a. What is 35% of 20?

700

%

c. Why is seven hundred wrong?

### 2. a. Find 35% of 20.

7 or 7.00

20

x .35

100

60

7.00

d. Why is seven right?

### 3. a. There is a discount of 25% off on a \$60 pair of shoes. How much are the shoes?

\$25

%

b. Why is twenty-five dollars wrong?

### 3. a. There is a discount of 25% off on a \$60 pair of shoes. How much are the shoes?

\$15

%

c. Why is fifteen dollars wrong?

### 3. a. There is a discount of 25% off on a \$60 pair of shoes. How much are the shoes?

\$45

\$60

x .25

300

120

\$15.00

\$60

- 15

d. Why is forty-five dollars correct?

\$45

### 4. a. A shirt cost \$30 plus 7% tax. What is the total cost?

\$37

%

b. Why is thirty-seven dollars wrong?

### 4. a. A shirt cost \$30 plus 7% tax. What is the total cost?

\$2.10

%

c. Why is two dollars and ten cents incorrect?

### 4. a. A shirt cost \$30 plus 7% tax. What is the total cost?

\$32.10

\$30

x .07

\$2.10

\$30.00

+ 2.10

\$32.10

d. Why is thirty-two dollars and ten cents correct?

### 5. a. A \$300 bike is on sale. How much is the cost?

\$275

%

b. Why is two hundred seventy-five dollars wrong?

### 5. a. A \$300 bike is on sale. How much is the cost?

\$75

%

c. Why is seventy-five dollars wrong?

### 5. a. A \$300 bike is on sale. How much is the cost?

\$225

\$300

x .25

1500

60

\$75.00

\$300

- 75

d. Why is two hundred twenty-five dollars correct?

\$225

Find the Percent

of Something!