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%