130/25÷56÷(13÷4÷56)用简便方法?
130/25÷56÷(13÷4÷56)用简便方法?
日期:2021-12-27 21:13:41 人气:1
写成分数计算:
=130/25×1/56×(4×56)/13
=130/25×4/13
=10/25×4/1
=2/5×4
=8/5
=130/25×1/56×(4×56)/13
=130/25×4/13
=10/25×4/1
=2/5×4
=8/5
130/25÷56÷(13÷4÷56)用简便方法?