16.4%假设原价是100,降价12%,售价为88,商场又返还售价5%的现金,即为返还88*5%=4.4,所以最终售价为88-4.4=83.6,降价为100-83.6=16.4,相当于降价16.4/100=16.4%
16.4%假设原价是100,降价12%,售价为88,商场又返还售价5%的现金,即为返还88*5%=4.4,所以最终售价为88-4.4=83.6,降价为100-83.6=16.4,相当于降价16.4/100=16.4%