How can calculate PF?

You can calculate pf very simply....you can choose EPF Calculator for that.IN that u just add your detail and monthly wage you will get all results which you needed....

Epf calculator is free you can download it from their site.
PF is 12% of your basic salary. If your basic salary is Rs. 1000/- PF will be Rs. 120 employee contribution + Rs. 120 employer contribution