(567+345*566)/(567*345+222)+(876*655-321)/(555+876*654)_数学解答

(567+345*566)/(567*345+222)+(876*655-321)/(555+876*654)

人气：383 ℃　时间：2020-03-27 20:55:21

解答

567*345+222=(566+1)*345+222=566*345+345+222=566*345+567所以(567+345*566)/(567*345+222)=1同样655+876*654=655+876*(655-1)=876*655-321所以(876*655-321)/(555+876*654)=1所以=1+1=2