Understanding Percentages

What is the first step in determining what percent one number is of another?

• Multiply the numbers

• Convert the numbers to fractions

• Divide the part by the whole

• Add the numbers

In the example given, what fraction represents 17 out of 20?

• 17/20

• 20/20

• 20/17

• 17/17

How do you convert a fraction to a decimal?

• Divide the numerator by the denominator

• Add the numerator and the denominator

• Subtract the denominator from the numerator

• Multiply the numerator by the denominator

What is the decimal equivalent of 17 divided by 20?

• 1.7

• 0.17

• 0.85

• 8.5

How do you convert a decimal to a percentage?

• Multiply by 100

• Add 100

• Subtract 100

• Divide by 100