-5/4×4/5÷4/5×(-5/4)

来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/19 17:15:57
-5/4×4/5÷4/5×(-5/4)-5/4×4/5÷4/5×(-5/4)-5/4×4/5÷4/5×(-5/4)原式=-5/4×4/5×5/4×(-5/4)=5/4×4/5×5/4×5/4=1×25

-5/4×4/5÷4/5×(-5/4)
-5/4×4/5÷4/5×(-5/4)

-5/4×4/5÷4/5×(-5/4)
原式
=-5/4×4/5×5/4×(-5/4)
=5/4×4/5×5/4×5/4
=1×25/16
=25/16

25/16,没什么可简便的

没有真的没有