Finding Part of a Whole

Organize these options into the right categories

Groups:

(a) 50%

,

(b) 75%

,

(c) 10%

• 12 hours of a 24-hour day

• 1 liter out of 10 liters of milk

• 18 hours of a 24-hour day

• 1,500 km of a 2,000 km trip

• 200 km of a 2,000 km trip

• 5 liters out of 10 liters of milk

What is 65% of 80?

hint: 1. turn 65% into a decimal by dividing 65 by 100

2. multiply the decimal by 80

• 52

• 123

• 50

• 48

How long is 50% of 60 minutes?

Hint: 1. turn 50% into a decimal by dividing 50 by 100

2. multiply the decimal by 60

• 30

• 20

• 15

• 180

Greg took a test.  Out of 12 questions, he answered only nine correctly.  What percent of the questions did he score correctly?

• 75%

• 50%

• 80%

• 85%

A pizza shop has 25 employees. Of these, 14 are students. What percent are students?

• 14%

• 56%

• 33%

What percent of 190 equals 19?

• .1 %

• 1 %

• 10 %

• 19 %

What percent of 50 is 20?

• 40%

• 25%

• 2.5%

• 4%

What is 20% of 50?

• 10

• 20

• 50

• 40

60% of the animals at a pet shop are dogs. If there are 42 dogs at the shop, then how many animals are there altogether?

If a car’s gas tank has 15 gallons of gas in it, and the gauge says the tank is 75% full, then how many gallons can the entire tank hold?