Digits, Grade 7, Volume 1, Homework Helper

6-3: Unit Rates With Fractions

Key Concept

Recall that when a unit rate is written as a fraction, the denominator is 1 unit. To convert a rate to a unit rate, divide each term by the denominator. This process works even if the denominator of the rate is a fraction.

Suppose you walk 3 halves . miin . 3 fourths , h .

Write this rate as a fraction.

To convert this rate to a unit rate, divide each term by the denominator. Remember, dividing by a fraction is the same as multiplying by its reciprocal.

Now, simplify.

Your unit rate is 2 miles per hour.

Finding unit rate.

Part 1

Example Finding Unit Rates Using Fractions

A recipe calls for 3 fourths , c of dry milk powder to make 6 dog biscuits. How many cups of milk powder do you need per dog biscuit?


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Table of Contents

Digits, Grade 7, Volume 1, Homework Helper Unit A: Number and Operations Unit B: Expressions, Equations, and Relationships Unit C: Measurement and Geometry Unit D: Proportionality English/Spanish Glossary Formulas Math Symbols Formulas Measures Properties