a = 50
b = 10

def sum():
	sum = a + b
	print "Sum = " ,sum
def sub():
	sub = a - b
	print "Sub = " , sub
def multi():
	multi = a * b
	print "Multiplication = " ,multi
def Division():
	divi = a / b
	print "Division = " ,divi
def mod_div():
	modd = a % b
	print "Mod division = " , modd

sum()
sub()
multi()
Division()
mod_div()