很简单的数学题,求过程~7.2-(-5)+83+(-0.7)=?(+9)-(+10)+(-2)-(-8)+3=?(-1.5)-(-3四分之一)+5.75-(+7二分之一)(-12)-(+8)+(-6)-(-5)(+3.7)-(-2.1)-1.8+(-2.6)(-16)+(+20)-(+10)-(-11)(+
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![很简单的数学题,求过程~7.2-(-5)+83+(-0.7)=?(+9)-(+10)+(-2)-(-8)+3=?(-1.5)-(-3四分之一)+5.75-(+7二分之一)(-12)-(+8)+(-6)-(-5)(+3.7)-(-2.1)-1.8+(-2.6)(-16)+(+20)-(+10)-(-11)(+](/uploads/image/z/683205-69-5.jpg?t=%E5%BE%88%E7%AE%80%E5%8D%95%E7%9A%84%E6%95%B0%E5%AD%A6%E9%A2%98%2C%E6%B1%82%E8%BF%87%E7%A8%8B%7E7.2-%28-5%29%2B83%2B%28-0.7%29%3D%3F%28%2B9%29-%28%2B10%29%2B%28-2%29-%28-8%29%2B3%3D%3F%EF%BC%88-1.5%EF%BC%89-%EF%BC%88-3%E5%9B%9B%E5%88%86%E4%B9%8B%E4%B8%80%EF%BC%89%2B5.75-%EF%BC%88%2B7%E4%BA%8C%E5%88%86%E4%B9%8B%E4%B8%80%EF%BC%89%EF%BC%88-12%EF%BC%89-%EF%BC%88%2B8%EF%BC%89%2B%EF%BC%88-6%EF%BC%89-%EF%BC%88-5%EF%BC%89%EF%BC%88%2B3.7%EF%BC%89-%EF%BC%88-2.1%EF%BC%89-1.8%2B%EF%BC%88-2.6%EF%BC%89%EF%BC%88-16%EF%BC%89%2B%EF%BC%88%2B20%EF%BC%89-%EF%BC%88%2B10%EF%BC%89-%EF%BC%88-11%EF%BC%89%EF%BC%88%2B)
很简单的数学题,求过程~7.2-(-5)+83+(-0.7)=?(+9)-(+10)+(-2)-(-8)+3=?(-1.5)-(-3四分之一)+5.75-(+7二分之一)(-12)-(+8)+(-6)-(-5)(+3.7)-(-2.1)-1.8+(-2.6)(-16)+(+20)-(+10)-(-11)(+
很简单的数学题,求过程~
7.2-(-5)+83+(-0.7)=?
(+9)-(+10)+(-2)-(-8)+3=?
(-1.5)-(-3四分之一)+5.75-(+7二分之一)
(-12)-(+8)+(-6)-(-5)
(+3.7)-(-2.1)-1.8+(-2.6)
(-16)+(+20)-(+10)-(-11)
(+二分之一)-(-三分之一)+(-四分之一)-(+六分之一)
很简单的数学题,求过程~7.2-(-5)+83+(-0.7)=?(+9)-(+10)+(-2)-(-8)+3=?(-1.5)-(-3四分之一)+5.75-(+7二分之一)(-12)-(+8)+(-6)-(-5)(+3.7)-(-2.1)-1.8+(-2.6)(-16)+(+20)-(+10)-(-11)(+
7.2-(-5)+83+(-0.7)=94.7
(+9)-(+10)+(-2)-(-8)+3=8
(-1.5)-(-3四分之一)+5.75-(+7二分之一)=35/12
(-12)-(+8)+(-6)-(-5)=-21
(+3.7)-(-2.1)-1.8+(-2.6)=1.4
(-16)+(+20)-(+10)-(-11)=5
(+二分之一)-(-三分之一)+(-四分之一)-(+六分之一)=-1/60
有疑问的请留言
7.2-(-5)+83+(-0.7)=?
7.2+5+83-0.7=95.2-0.7=94.5
(+9)-(+10)+(-2)-(-8)+3=?
9-10-2+8+3=9-12+11=8
7.2-(-5)+83+(-0.7) = 7.2+5+83-0.7 = 95.2-0.7 =94.5
(+9)-(+10)+(-2)-(-8)+3 = 9-10-2+8+3 = 8
(-1.5)-(-3四分之一)+5.75-(+7二分之一)= -1.5+3.25+5.75-7.5 = 9-9 =0
(-12)-(+8)+(-6)-(-5)= -12-8-6+5 =...
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7.2-(-5)+83+(-0.7) = 7.2+5+83-0.7 = 95.2-0.7 =94.5
(+9)-(+10)+(-2)-(-8)+3 = 9-10-2+8+3 = 8
(-1.5)-(-3四分之一)+5.75-(+7二分之一)= -1.5+3.25+5.75-7.5 = 9-9 =0
(-12)-(+8)+(-6)-(-5)= -12-8-6+5 =-26+5 =-21
(+3.7)-(-2.1)-1.8+(-2.6) =3.7+2.1-1.8-2.6 =5.8-4.4 =1.4
(-16)+(+20)-(+10)-(-11)=-16+20-10+11 = 31-26 =5
(+二分之一)-(-三分之一)+(-四分之一)-(+六分之一)=(二分之一)+(三分之一)-(四分之一)-(六分之一) = (6/12)+(4/12)-(3/12)-(2/12)= (5/12)
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