75÷0.25+1.25÷0.25怎样简便计算?

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/08 09:02:45

75÷0.25+1.25÷0.25怎样简便计算?
75÷0.25+1.25÷0.25怎样简便计算?

75÷0.25+1.25÷0.25怎样简便计算?
75÷0.25+1.25÷0.25
=(75+1.25)÷0.25
=76.25x4
=(76+0.25)x4
=76x4+0.25x4
=304+1
=305

最简便的方法就是用计算器

你确定你的算式没有问题吗?
是不是应该是75÷0.25+125÷0.25
原式
=(75+125)÷0.25
=200÷0.25
=800
希望对你有帮助,祝你学习进步,更上一层楼! (*^__^*)

75÷0.25+1.25÷0.25
=75÷1/4+1.25÷1/4
=75×4+1.25×4
=3×25×4+(1+0.25)×4
=3×100+1×4+0.25×4
=300+4+1
=305

75÷0.25+1.25÷0.25
=(75×4)÷(0.25×4)+(1.25×4)÷(0.25×4)
=300÷1+5÷1
=300+5
=305

=25*3/0.25+0.25*5/0.25
=3*100*0.25/0.25+5
=300+5
=305