Converting Fractions to Percentages

This video tutorial from YourTeacher.com explains how to convert a fraction into a percentage. It begins with an introduction to the concept of percentages as a ratio to 100. The tutorial then demonstrates how to convert the fraction 3/20 into a percentage by setting up a proportion and using cross multiplication to solve for the unknown. The final result shows that 3/20 is equivalent to 15%.

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• To offer complete math lessons with various resources

What is a percent defined as?

• A ratio of a number to 50

• A ratio of a number to 100

• A ratio of a number to 10

• A ratio of a number to 1000

To convert 3/20 to a percent, what should the denominator be?

• 100

• 50

• 10

• 200

What is the first step in setting up the proportion to convert 3/20 to a percent?

• Divide 3 by 20

• Add 3 and 20

• Set up the proportion 3/20 = n/100

• Multiply 3 by 20

What is the final percent value of 3/20 after conversion?

• 20%

• 10%

• 25%

• 15%