-4.2+5.7-7.6+10.1-5.5 -[-52]+[-19]-[+37]-[-24]
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:2024/08/11 01:34:44
-4.2+5.7-7.6+10.1-5.5 -[-52]+[-19]-[+37]-[-24]
-4.2+5.7-7.6+10.1-5.5
[-0.5]-[-3又4分之1】+【+275】 -{+5又2分之1}
-[-52]+[-19]-[+37]-[-24]
-4.2+5.7-7.6+10.1-5.5
[-0.5]-[-3又4分之1】+【+275】 -{+5又2分之1}
-[-52]+[-19]-[+37]-[-24]
-4.2+5.7-7.6+10.1-5.5
=5.7-4.2+10.1-7.6-5.5
=1.5+2.5-5.5
=4-5.5
=1.5
[-0.5]-[-3又4分之1】+【+275】 -{+5又2分之1}
=(-0.5)+3.25+2.75-5.5
=6-0.5-5.5
=0
-[-52]+[-19]-[+37]-[-24]
=52-19-37+24
=52+24-19-37
=76-19-37
=76-56
=20
=5.7-4.2+10.1-7.6-5.5
=1.5+2.5-5.5
=4-5.5
=1.5
[-0.5]-[-3又4分之1】+【+275】 -{+5又2分之1}
=(-0.5)+3.25+2.75-5.5
=6-0.5-5.5
=0
-[-52]+[-19]-[+37]-[-24]
=52-19-37+24
=52+24-19-37
=76-19-37
=76-56
=20
-4.2+5.7-7.6+10.1-5.5 -[-52]+[-19]-[+37]-[-24]
1.-3-4+19-11+2= 2.10-24-15+26-42+18 3.-4.2+5.7-7.6+10.1-5.5
-3一4+19一11十2 10一24一15十26一42十18 -4.2十5.7一7.6十10.1一
(-52)+(-19)-(+37)-(-24)
电学,(21 19:37:52)
醇酚 (24 19:52:3)
-4.2+5.7-8.4+10
1.99×4.3 10.1×7.6 简便运算
-4.2+5.7-8.4+10;计算
5.7乘10.1怎样简算
上一个打错了 (16 19:52:37)
(-52)+(-19)-(+37)-(-24)=?-9+(+5分之4)-(-12)+(-5)+(-5分之4)=?