Answer :
Just subtract them like normal number.
Example: π/2 - π/4
Just handle it like normal number:
π/2 - π/4 = 2π/4 - π/4 = (2π - π )/ 4 = π/4
Hope this helps.
Example: π/2 - π/4
Just handle it like normal number:
π/2 - π/4 = 2π/4 - π/4 = (2π - π )/ 4 = π/4
Hope this helps.