def addNumber (x, y):
    print(x+y)
def minusNumber(a,b):
    print(a-b)
def multiNumber(c,d):
    print(c*d)
def devideNumber(e,f):
    print(e/f)
addNumber(5,5)
minusNumber(5,5)
multiNumber(5,5)
devideNumber(5,5)

