91×126/131+63×80/141等于几
91×126/131+63×80/141等于几
日期：2021-08-26 04:46:01 人气：1
91×126/131+63×80/141
=11466/131+1680/47
=（11466×47+1680×131）/（131×47）
=758982/6157
=11466/131+1680/47
=（11466×47+1680×131）/（131×47）
=758982/6157
91×126/131+63×80/141等于几