能简算就简算 36%÷9/10-0.36×8/9
来源:学生作业帮 编辑:搜搜做题作业网作业帮 分类:数学作业 时间:2024/08/03 20:39:51
能简算就简算 36%÷9/10-0.36×8/9
36×25%+0.25×40
36×25%+0.25×40
![能简算就简算 36%÷9/10-0.36×8/9](/uploads/image/z/1608869-29-9.jpg?t=%E8%83%BD%E7%AE%80%E7%AE%97%E5%B0%B1%E7%AE%80%E7%AE%97+36%25%C3%B79%2F10-0.36%C3%978%2F9)
36%÷9/10-0.36×8/9
=36%×10/9-0.36×8/9
=0.36×(10/9-8/9)
=0.36×2/9
=0.08
36×25%+0.25×40
=(36+40)÷4
=76÷4
=19
再问: x-15%x=42.5
再答: 追问不回答新问题,请采纳后再提问,谢谢
=36%×10/9-0.36×8/9
=0.36×(10/9-8/9)
=0.36×2/9
=0.08
36×25%+0.25×40
=(36+40)÷4
=76÷4
=19
再问: x-15%x=42.5
再答: 追问不回答新问题,请采纳后再提问,谢谢