Modeling Percents Using Bar Models and Double Number Lines

2 out of 5 boxes are shaded green. What percent is green?

140 of the 200 cars in the parking lot are 5 years old or less. What percent of the cars are 5 years old or less?

There are 7 pencils for every 3 pens on Leann's desk. What percents are pens?

For every 5 words Mr. Fox says, Mrs. Barr says 45. What percent of the words spoken are by Mrs. Barr?

The ratio of red paint to yellow paint in a mixture is shown in the double number line above. How many teaspoons of yellow paint are in 4 batches?

• 20

• 4

• 12

• 15

9 of the 10 animals in the cage have already eaten dinner. What percent has eaten dinner?

For every 15 spiders at the exhibit there are 5 snakes. What percent of the exhibit is spiders?

Refer to the double number line:

If Kim makes 8 loaves of bread, how many cups of raisins did she use?

• 4

• 16

• 12

• 24

The double number line shows that a water park allows 18 people to go down their giant water slide in 3 minutes. How long would it take 12 people to go down the slide?

• 1 minute

• 2 minutes

• 3 minutes

• No way to find out.

Which numbers come next on this double number line?

• Sugar: 12

  Flour: 8

• Sugar: 12

  Flour: 18

• Sugar: 8

  Flour: 12

• Sugar: 12

  Flour: 12