Enter the total costs ($) and the total income ($) into the Calculator. The calculator will evaluate the Cost Income Ratio.

## Cost Income Ratio Formula

CIR = TC / TI

Variables:

- CIR is the Cost Income Ratio ()
- TC is the total costs ($)
- TI is the total income ($)

To calculate the Cost Income Ratio, divide the total costs by the income.

## How to Calculate Cost Income Ratio?

The following steps outline how to calculate the Cost Income Ratio.

- First, determine the total costs ($).
- Next, determine the total income ($).
- Next, gather the formula from above = CIR = TC / TI.
- Finally, calculate the Cost Income Ratio.
- After inserting the variables and calculating the result, check your answer with the calculator above.

**Example Problem : **

Use the following variables as an example problem to test your knowledge.

total costs ($) = 4000

total income ($) = 3000