Unit Rates with 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 find the unit rate when given a fraction?

Back

To find the unit rate with fractions, divide the numerator by the denominator to convert the fraction into a decimal or a simpler fraction, then express it per one unit.

Front

If Lauren bikes 4/3 miles in 1/10 hour, how do you calculate the time to bike one mile?

Back

To find the time to bike one mile, divide the time taken (1/10 hour) by the distance (4/3 miles) and then simplify.

Front

What is the formula to calculate speed?

Back

Speed = Distance / Time.

Front

How do you convert mixed numbers to improper fractions?

Back

Multiply the whole number by the denominator, add the numerator, and place that over the original denominator.

Front

If a turtle takes 3 ¼ hours to walk 1 ½ miles, how do you find the time to walk one mile?

Back

Convert the mixed numbers to improper fractions, then divide the total time by the distance to find the time per mile.

Front

What is the significance of finding unit rates in real-life situations?

Back

Finding unit rates helps compare different rates and make informed decisions, such as determining the best price or speed.

Front

How do you express a fraction as a decimal?

Back

Divide the numerator by the denominator.

Front

If a novelist writes 2 ¼ pages in 3/5 of an hour, how do you find her speed in pages per hour?

Back

Convert the mixed number to an improper fraction, then divide the pages by the time in hours.

Front

What is the relationship between distance, speed, and time?

Back

Distance = Speed x Time.