2.4+1.6*0.7-1.2
=0.4*6+0.4*4*0.7-0.4*3
=0.4(6+2.8-3)
=0.4*5.8
=2.32
望采纳,谢谢!
标签:
版权声明:文章由 神舟问 整理收集,来源于互联网或者用户投稿,如有侵权,请联系我们,我们会立即处理。如转载请保留本文链接:https://www.shenzhouwen.com/article/248771.html
2.4+1.6*0.7-1.2
=0.4*6+0.4*4*0.7-0.4*3
=0.4(6+2.8-3)
=0.4*5.8
=2.32
望采纳,谢谢!
标签: