Enter the quantity of the first unit and the quantity of the second unit into the Unit Ratio Calculator. The calculator will evaluate and display the Unit Ratio. 

Unit Ratio Formula

The following formula is used to calculate the Unit Ratio. 

UR = Q1 / Q2

  • Where UR is the Unit Ratio ( )
  • Q1 is the quantity of the first unit 
  • Q2 is the quantity of the second unit 

How to Calculate Unit Ratio?

The following example problems outline how to calculate Unit Ratio.

Example Problem #1:

  1. First, determine the quantity of the first unit. 
    • The quantity of the first unit is given as: 5.
  2. Next, determine the quantity of the second unit. 
    • The quantity of the second unit is provided as: 7.
  3. Finally, calculate the Unit Ratio using the equation above: 

UR = Q1 / Q2

The values given above are inserted into the equation below and the solution is calculated:

UR = Q1 / Q2 = ( )


Example Problem #2: 

For this problem, the variables required are provided below:

quantity of first unit = 8

quantity of second unit = 10

Test your knowledge using the equation and check your answer with the calculator above.

UR = Q1 / Q2 = ?