能简便就简便运算 1 75%x(3/4-1/6)除7/8 2 4/5+62.5除(3/4-1/2)

来源:学生作业帮助网 编辑:六六作业网 时间:2024/07/05 10:56:41
能简便就简便运算175%x(3/4-1/6)除7/824/5+62.5除(3/4-1/2)能简便就简便运算175%x(3/4-1/6)除7/824/5+62.5除(3/4-1/2)能简便就简便运算17

能简便就简便运算 1 75%x(3/4-1/6)除7/8 2 4/5+62.5除(3/4-1/2)
能简便就简便运算 1 75%x(3/4-1/6)除7/8 2 4/5+62.5除(3/4-1/2)

能简便就简便运算 1 75%x(3/4-1/6)除7/8 2 4/5+62.5除(3/4-1/2)
75%x(3/4-1/6)除7/8
=3/4*(3/4-1/6)*8/7
=6/7*(3/4-1/6)
=6/7*3/4-1/6*6/7
=9/14-1/7
=1/2
4/5+62.5除(3/4-1/2)
=4/5+62.5*1/(3/4-1/2)
=4/5+62.5*4
=4/5+250
=250.8
希望能够帮助你!