Mastering Percentages and Fractions

What is the meaning of a percentage?

• A percentage is a way to express a number as a fraction of 100.

• A percentage is a way to measure temperature.

• A percentage is a method to calculate the area of a shape.

• A percentage represents a whole number without any relation to 100.

Convert 75% to a fraction and simplify.

• 3/4

• 1/2

• 2/3

• 4/5

Express 0.45 as a percentage.

• 45%

• 450%

• 4.5%

• 0.045%

Calculate 20% of 150.

• 25

• 30

• 40

• 35

If 30 is 60% of a number, what is the number?

• 40

• 70

• 60

• 50

A shirt costs $40 after a 20% discount. What was the original price?

• $30

• $60

• $45

• $50

Identify the equivalent fraction of 3/4.

• 2/3

• 5/6

• 6/8

• 7/10

Add the fractions 1/3 and 1/6.

• 2/3

• 1/4

• 1/6

• 1/2

If the ratio of boys to girls in a class is 2:3, how many boys are there if there are 15 girls?

• 12

• 5

• 20

• 10

Convert the decimal 0.125 to a fraction and simplify.

• 1/4

• 1/2

• 3/8

• 1/8