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-|-23|-|-6-7*2|+|-13|*(-2)-6+(-23)-|-12+7|+(-2-7)(+4.7)-(-8.9)-(+7.5)+(-6)(-40)-(+28)-(-19)+(-24)-(32)(+12)-(-18)+(-7)-(+15)-40-28-(-19)+(-24)-(-32)12-(-18)+(-7)-1581.26-293.8+8.74+111-2

题目详情
-|-23|-|-6-7*2|+|-13|*(-2)
-6+(-23)-|-12+7|+(-2-7)
(+4.7)-(-8.9)-(+7.5)+(-6)
(-40)-(+28)-(-19)+(-24)-(32)
(+12)-(-18)+(-7)-(+15)
-40-28-(-19)+(-24)-(-32)
12-(-18)+(-7)-15
81.26-293.8+8.74+111
-216-152+348+512-678
6.1-3.7-4.9+1.8
-4.2+5.7-8.4+10
-8+31-24-13
▼优质解答
答案和解析
-|-23|-|-6-7*2|+|-13|*(-2)
=-23-|-6-14|+13*(-2)
=-23-20-26
=-69
-6+(-23)-|-12+7|+(-2-7)
=-29-|-5|-9
=-29-5-9
=-43
(+4.7)-(-8.9)-(+7.5)+(-6)
=13.6-7.5-6
=6.1-6
=0.1
(-40)-(+28)-(-19)+(-24)-(32)
=-68+19-24-32
=-49-56
=-105
(+12)-(-18)+(-7)-(+15)
=30-7-15
=23-15
=8
-40-28-(-19)+(-24)-(-32)
=-68+19-24+32
=-49-24+32
=-73+32
=-41
12-(-18)+(-7)-15
=30-7-15
=23-15
=8
81.26-293.8+8.74+111
=(81.26+8.74)+(-293.8+111)
=90-182.8
=-92.8
-216-152+348+512-678
=(348-678)+(-152+512)-216
=-330+360-216
=30-216
=-186
6.1-3.7-4.9+1.8
=2.4-4.9+1.8
=-2.5+1.8
=-0.7
-4.2+5.7-8.4+10
=1.5-8.4+10
=-6.9+10
=3.1
-8+31-24-13
=23-24-13
=-1-13
=-14