当前位置 :
求4道数学题的简便运算答案(3.6×0.75×1.2)÷(1.5×24×0.18)26.44÷0.4+13.22+1.826.39×36+26.39×83-263.9×1.92.25×0.16+264×0.0225+52×2.25+0.225×2
1人问答
更新时间:2024-04-27 07:54:55
问题描述:

求4道数学题的简便运算答案

(3.6×0.75×1.2)÷(1.5×24×0.18)

26.44÷0.4+13.22+1.8

26.39×36+26.39×83-263.9×1.9

2.25×0.16+264×0.0225+52×2.25+0.225×2

兰芳回答:
  3.6×0.75×1.2)÷(1.5×24×0.18)   =(1.8×2×0.75×12÷10)÷(1.5×24×0.18)   =(1.8×1.5×12÷10)÷(1.5×24×0.18)   =0.5   26.44÷0.4+13.22+1.8   =13.22×2÷4×10+13.22+1.8   =13.22×5+13.22+1.8   =13.22×6+1.8   =79.32+1.8=81.12   26.39×36+26.39×83-263.9×1.9   =26.39×36+26.39×83-26.39×19   =26.39×(36+83-19)   =26.39×100   =2639   2.25×0.16+264×0.0225+52×2.25+0.225×2   =2.25×0.16+2.64×2.25+52×2.25+2.25×0.2   =2.25×(0.16+2.64+52+0.2)   =2.25×55   =2.25×50+2.25×5   =112.5+1.125   =123.75
最新更新
优秀数学推荐
PC端 | 移动端 | mip端
问答网(wenda2.com)汇总了汉语字典,新华字典,成语字典,组词,词语,在线查字典,中文字典,英汉字典,在线字典,康熙字典等等,是学生查询学习资料的好帮手,是老师教学的好助手。
声明:本网站尊重并保护知识产权,根据《信息网络传播权保护条例》,如果我们转载的作品侵犯了您的权利,请在一个月内通知我们,我们会及时删除。

邮箱:联系方式:

Copyright©2009-2021 问答网 wenda2.com 版权所有 闽ICP备2022000227号-1