datawiz

You can use Excel Web App on your page. It dynamically calculates and displays those pharmacies that are on duty using the =TODAY() function. See example here: https://datawiz.wordpress.com/2011/01/20/time-dependent-information-in-an-excel-web-page/

You can use Excel Web App. Here is an example that is very similar to yours:
https://datawiz.wordpress.com/2011/01/17/inserting-a-range-from-a-sheet/

Great to see that it worked!
I have created a short post with another version of your calculator – I’ve added more graphics and conditional formatting. I hope you like it:
https://datawiz.wordpress.com/2011/01/17/real-world-embedded-pay-calculator-and-comparison/

If you are working in a wordpress.com blog, it is a little bit tricky. Here is the solution: https://datawiz.wordpress.com/2011/01/16/how-to-insert-workbook-in-wordpress/
Let me know if it worked.

See this example:
https://datawiz.wordpress.com/2011/01/14/creating-a-web-calculator-using-excel/

Try using Excel Web App. In this post, I have an example of an Excel spreadsheet, with live formulas, embedded in a post:
https://datawiz.wordpress.com/2011/01/14/creating-a-web-calculator-using-excel/

You can also try Excel Web App. See an example here: https://datawiz.wordpress.com/2011/01/14/creating-a-web-calculator-using-excel/

You can use Excel Web App’s embed functionality: https://datawiz.wordpress.com/2011/01/14/creating-a-web-calculator-using-excel/

Alternatively, use Excel Web App:
https://datawiz.wordpress.com/2011/01/11/visualize-your-data-with-interactive-charts/

The easiest way is to use Excel Web App. See an example here:
https://datawiz.wordpress.com/2011/01/14/creating-a-web-calculator-using-excel/