what do I put to the total sales tax rate

To enter your sales taxes

Click on Federal Taxes (Personal using Home and Business)
Click on Deductions and Credits
Click on I'll choose what I work on (if shown)
Scroll down to Estimates and Other Taxes Paid
On Sales Taxes, click the start or update button

Or enter sales tax in the Search box located in the upper right of the program screen. Click on Jump to sales tax

DoninGA gave the description of how to post sales tax, but there is a websites to calculate a value.

To calculate the Federal Sales Tax deduction for your State you can use this IRS tool. Use the Sales Tax Deduction Calculator

You can also visit the Tax Foundation site State and Local Sales Tax Rates, 2024 to get the percentage.

• Scroll down the page to the map.