Unit Rates with Complex Fractions

Front

What is a unit rate?

Back

A unit rate is a comparison of two different quantities when they are combined together. It expresses how much of one quantity corresponds to one unit of another quantity.

Front

How do you calculate a unit rate from a complex fraction?

Back

To calculate a unit rate from a complex fraction, divide the numerator by the denominator to simplify the fraction, then find the rate per one unit.

Front

If Paige mows 1/6 of an acre in 1/4 hour, how many acres does she mow per hour?

Back

2/3 acres per hour.

Front

Hannah reads 5/8 page in 2/3 minute. What is her reading speed in pages per minute?

Back

15/16 pages per minute.

Front

Sasha can mow 3/8 of an acre in 3/4 hour. How many acres does she mow per hour?

Back

1/2 acre per hour.

Front

Joe runs 3 2/5 miles in 7/8 of an hour. What is his speed in miles per hour?

Back

3 31/35 mph.

Front

A truck driver drove 120 miles in 1 3/4 hours. What is the speed of the truck in miles per hour?

Back

68 4/7 mph.

Front

What is the formula to find speed?

Back

Speed = Distance / Time.

Front

What does it mean to simplify a fraction?

Back

To simplify a fraction means to reduce it to its lowest terms, where the numerator and denominator have no common factors other than 1.

Front

What is a complex fraction?

Back

A complex fraction is a fraction where the numerator, the denominator, or both contain fractions.