contoh: 2 ( 2 + 5 ) = (2 2 ) + ( 2 5 ) = 14 Pada operasi perkalian terhadap pengurangan a (b - c ) = (a b ) - ( a c ) contoh: 5 x ( 5 - 3 ) = (5 x 5 ) - ( 5 x 3 ) = 10 8