简便计算 2.25陈5分之3+2.75÷1又3分之2加60%9又6分之5乘4.25+4又4分之1乘1分之6,7分之1乘102.31+7分之69乘102.31,0.035乘9.4.62+9.9 4乘0.6+0.6÷0.25 2.7乘0.6+5分之4乘2.7-2.7乘5分之2 17÷51+(68分之1+51分之2)

来源:学生作业帮助网 编辑:作业帮 时间:2024/04/29 14:04:42

简便计算 2.25陈5分之3+2.75÷1又3分之2加60%9又6分之5乘4.25+4又4分之1乘1分之6,7分之1乘102.31+7分之69乘102.31,0.035乘9.4.62+9.9 4乘0.6+0.6÷0.25 2.7乘0.6+5分之4乘2.7-2.7乘5分之2 17÷51+(68分之1+51分之2)
简便计算 2.25陈5分之3+2.75÷1又3分之2加60%
9又6分之5乘4.25+4又4分之1乘1分之6,7分之1乘102.31+7分之69乘102.31,0.035乘9.4.62+9.9 4乘0.6+0.6÷0.25 2.7乘0.6+5分之4乘2.7-2.7乘5分之2 17÷51+(68分之1+51分之2)乘17 0.75乘16+4分之3乘5-0.75 (7分之6乘0.25)乘(0.7乘4) 95乘38+62÷95分之1 1000÷0.4÷1.25÷8÷2.5 47乘46分之36 能简便的要简便 9.9的平方+0.99 20.11乘0.1+0.5乘201.1+0.049乘2011 12又4分之3÷1又3分之1+87.25乘4分之3 32乘15+630乘1.5-500乘0.15

简便计算 2.25陈5分之3+2.75÷1又3分之2加60%9又6分之5乘4.25+4又4分之1乘1分之6,7分之1乘102.31+7分之69乘102.31,0.035乘9.4.62+9.9 4乘0.6+0.6÷0.25 2.7乘0.6+5分之4乘2.7-2.7乘5分之2 17÷51+(68分之1+51分之2)
2.25x5分之3+2.75÷1又3分之2+60%
=2.25x(3/5)+2.75x(3/5)+(3/5)
=(3/5)x(2.25+2.75+1)
=(3/5)x6
=18/5
=3.6


2.25x5分之3+2.75÷1又3分之2+60%
=2.25x(3/5)+2.75x(3/5)+(3/5)
=(3/5)x(2.25+2.75+1)
=(3/5)x6
=18/5
=3.6

【2.25×5分之3+2.75÷1又3分之2+60%解题思路:你可以先将(2.25+2.75)×5分之3+1又3分之2=6+1又3分之2=7又3分之2】我把解答详细下:2.25x5分之3+2.75÷1又3分之2+60%
=(2.25+2.75)×5分之3+1又3分之2
=6+1又3分之2
=7又3分之2