7.2.d: Intro to Unit 4

Front

What does 'percent' mean?

Back

'Percent' means 'per hundred'.

Front

What is a unit rate?

Back

A unit rate has a denominator of one.

Front

How do you convert a percent to a fraction?

Back

To convert a percent to a fraction, put the number over 100.

Front

How do you convert a percent to a decimal?

Back

To convert a percent to a decimal, drop the percent sign and move the decimal two places to the left.

Front

What is the ratio of Jason's quarters to Theresa's quarters if Jason has 7 quarters and Theresa has 5 quarters?

Back

The ratio of Jason's quarters to Theresa's quarters is 7 to 5.

Front

What is the formula to calculate a percentage?

Back

The formula to calculate a percentage is (part/whole) x 100.

Front

What is the relationship between fractions and percentages?

Back

Fractions can be converted to percentages by multiplying by 100.

Front

What does it mean if a ratio is expressed in simplest form?

Back

A ratio is in simplest form when the numbers have no common factors other than 1.

Front

How can you express a ratio in different forms?

Back

A ratio can be expressed as a fraction, with a colon, or in words.

Front

What is the significance of the denominator in a unit rate?

Back

The denominator in a unit rate indicates the quantity per one unit of the other quantity.