Math tricks version 1.1
** We are going to create a new section called Your Tricks. If you want to help us please send us your tricks. We'll publish it with your name. **
Do you ever want to show off your amazing intelligence to others?
Do you want to know which day of the week you and your friends born?
With tricks which introduced in this app you will be able to compute sophisticated problems which usually need calculator and you will surprise the others. You can also calculate day of week from year 1300 to 1400 of Persian calendar.