class Calc:
    
    def addition(self, n1, n2):
        return n1 + n2
    
    def subtraction(self, n1, n2):
        return n1 - n2
    
    def multiplication(self, n1, n2):
        return n1 * n2
    
    def division(self, n1, n2):
        return n1 / n2
