#Three ways to do addition with variable munbers of variables to add def add (*var): total = 0 for i in var: #print i total =total + i #print sum return total def my_sum (*var): return sum(var) def my_add (*var): return reduce((lambda x, y: x + y), var) x = add (100,55,81) print(x) #236 y = my_sum (1,10,20,01) print y #32 z = my_add (8,10,100) print z #118