Sales Tax Calculation To calculate the sales tax that is included in a companys receipts, divide the total amount received (for the items that are subject to sales tax) by 1 + the sales tax rate. In other words, if the sales tax rate is 6%, divide the sales taxable receipts by 1.06.

Calculating Effective Tax Rate The most straightforward way to calculate effective tax rate is to divide the income tax expense by the earnings (or income earned) before taxes. Tax expense is usually the last line item before the bottom line—net income—on an income statement.

## How do you calculate the tax rate?

Calculating Effective Tax Rate The most straightforward way to calculate effective tax rate is to divide the income tax expense by the earnings (or income earned) before taxes. Tax expense is usually the last line item before the bottom line—net income—on an income statement.

Calculating Effective Tax Rate Tax expense is usually the last line item before the bottom line—net income—on an income statement. For example, if a company earned $100,000 before taxes and paid $25,000 in taxes, then the effective tax rate is equal to 25,000 ÷ 100,000, or 0.25.