简算题(1÷1-1)÷12.58
问题描述:
简算题(1÷1-1)÷12.58
答
(1÷1-1)÷12.58(先用1/1得1 1-1=0 ——
=(1-1)÷12.58
=0÷12.58(那么0除以任何数值都等于0)
=0