Answer :
204 - (-36) = 204 + 36 = 240
Note:
a+(-b) = a-b
a-(+b) = a-b
a+(+b) = a+b
a-(-b) = a+b
Hope that helped :)
Note:
a+(-b) = a-b
a-(+b) = a-b
a+(+b) = a+b
a-(-b) = a+b
Hope that helped :)