Proportional Reasoning with Percents

Change 128% to a decimal

• 0.28

• 1.28

• 0.128

• 12.8

Change 2.35% into a decimal

• 0.0235

• 0.235

• 2.35

• 0.00235

Change 0.7% to a decimal then multiply that number by 50

• 0.5

• 3.5

• 0.35

• 35

• 33.8%

• 40%

• 60%

• 66.7%

26 is 5% of what number?

• 3

• 5

• 25.95

• 520

• $12.00
• $4.00
• $24.00
• $72.00

There are 9 students in a classroom that play football, this is 37.5% of the class. How many students are in the class?

Set up a proportion to help you solve this problem.

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The new bottle of sanitizer has 87.5 ounces. This is how many PERCENT OF THE ORIGINAL?

• 75%

• 100%

• 125%

• A

• B

• C

• D

​ (a)   pounds of candy can be purchased for $20.​

• 6

• 7.2