Mental Math Percent of a Number

What is 1% of $40.00?

• 40.

• 4.0

• .40

• .04

What is 20% of 15?

• 2

• 30

• 15

• 3

What is 10% of 60?

• 16

• 6

• 12

• 60

The graph shows the number of baseball cards Jimmy had in his collection on May 1 and on June 1. What was the percent increase in the number of cards from May 1 to June 1?

• 25%

• 20%

• 21%

• 30%

What is 15% of 80?

• 8

• 12

• 16

• 20

What is 75% of 80?

• 16

• 20

• 60

• 120

What is 30% of 80?

• 8

• 16

• 20

• 24

What is 20% of 60?

• 3

• 6

• 12

• 30

What is 25% of 60?

• 15

• 30

• 12

• 6

What is 50% of 80?

• 4

• 8

• 40

• 60