Mathe - Formeln - Grundrechenarten
	Kommutativgesetz a + b = b + a a * b = b * a   Assoziativgesetz (a + b) + c = a + (b + c) (a * b) * c = a * (b * c)   Distriubutivgesetz a * (b +c) = a * b + a * c a * (b - c) = a * b - a * c (a + b) * c = a * c + b * c (a - b) * c = a * c - b * c