Chapter 4 Test

18% as a decimal:

• 0.18

• 18

• 1.8

• 0.81

10% as a decimal:

• 0.01

• 0.1

• 1.0

• 10

200% as a decimal:

• 2

• 20

• 200

• 0.2

Change 4% to a decimal

• .4

• .40

• .04

• 400

Solve.

• 3

• 6

• 12

• 15

Solve.

• 1

• 6

• 12

• 24

Find the PERCENT of change.
20 dogs to 5 dogs

• Decrease 15%

• Increase 15%

• Increase 75%

• Decrease 75%

Find the PERCENT of Change.
The original cost was $50 and the new cost is $60. 

• Increase 20%

• Increase 16.67%

• Increase $10

• Decrease $10

Find the percent of change if the original cost was $5 and the new cost is $1. 

• Increase $4

• Decrease $4

• Decrease 80%

• Decrease 400%

8 is what percent of 20?

• 40%

• 20%

• 250%

• 2.5%