Understanding Percents Vocaublary

Front

A percent is...

Back

a number out of 100

Front

How do you change a decimal into a fraction?

Back

Say it write it in simplest form

Front

What does the term 'percent' refer to?

Back

per 100

Front

What is the term used to describe the ________ by which a quantity is increased or decreased from its initial value?

Back

percent

Front

_________ = estimate amount - the actual amount / actual amount

Back

percent error

Front

What is the formula for calculating percent increase?

Back

(new value - old value) / old value x 100

Front

What is the formula for calculating percent decrease?

Back

(old value - new value) / old value x 100

Front

What does a percent of 50% mean?

Back

Half of the total amount.

Front

If you have 25% of a pizza, how much of the pizza do you have?

Back

1/4 of the pizza.

Front

What is the relationship between fractions and percents?

Back

A percent is a fraction with a denominator of 100.