(2/2/3-30/5/9)÷[(2/1/3-1/2/9)÷4-0.75]÷0.03125=2/2/3=8/3(2又3分之2)十分抱歉,应为:(2/2/3-30/5/9)÷[(2/1/3-1/1/9)÷4-0.75]÷0.03125=

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(2/2/3-30/5/9)÷[(2/1/3-1/2/9)÷4-0.75]÷0.03125=2/2/3=8/3(2又3分之2)十分抱歉,应为:(2/2/3-30/5/9)÷[(2/1/3-1/1/9)÷4-0.75]÷0.03125=

(2/2/3-30/5/9)÷[(2/1/3-1/2/9)÷4-0.75]÷0.03125=2/2/3=8/3(2又3分之2)十分抱歉,应为:(2/2/3-30/5/9)÷[(2/1/3-1/1/9)÷4-0.75]÷0.03125=
(2/2/3-30/5/9)÷[(2/1/3-1/2/9)÷4-0.75]÷0.03125=
2/2/3=8/3(2又3分之2)
十分抱歉,应为:
(2/2/3-30/5/9)÷[(2/1/3-1/1/9)÷4-0.75]÷0.03125=

(2/2/3-30/5/9)÷[(2/1/3-1/2/9)÷4-0.75]÷0.03125=2/2/3=8/3(2又3分之2)十分抱歉,应为:(2/2/3-30/5/9)÷[(2/1/3-1/1/9)÷4-0.75]÷0.03125=
(8/3-275/9)÷[(7/3-10/9)÷4-3/4]÷1/32
=(24/9-275/9)÷(11/9÷4-3/4)÷1/32
=(-251/9)÷(-16/36)÷1/32
=(251/9)*(36/16)*32
= 251*4*2
=2008
确定你写的没错?!

(2/2/3-30/5/9)÷[(2/1/3-1/2/9)÷4-0.75]÷0.03125=2/2/3=8/3(2又3分之2)十分抱歉,应为:(2/2/3-30/5/9)÷[(2/1/3-1/1/9)÷4-0.75]÷0.03125= (-2/9)×(-18)+(-5/11)×(-3)×2又1/5【(-2)×(-4)+(-5)】×【-3-(-2)×(-3)】(过程要)(-30又3/4)÷(-15)【过程要】(-0.33)÷1/3÷(-9)【过程要】-9÷0.25×(-11/12)(-81)÷2又1/4×4/9÷(-16 3×(-9)+7×(-9) (5/4-7/6)×(-8/7) (-54)÷6÷(-3) (-54)÷6÷(-3) 2×{5+(-2)^3}-(2/13-1/3-1/6)×78 (-2/3)×27/8÷(3/2)^3 1/30-(-2/3+3/5)÷(-2) 能简则简 (1)2/3x6/7x14/25(2)30÷9/10x2/5 (3)4/9÷8x6/7(能简则简(1)2/3x6/7x14/25(2)30÷9/10x2/5(3)4/9÷8x6/7(4)2/9x3/4÷2/9(5)3/8x5/6÷15/16(6)36x[2/9+1/4]. 能简则简 (1)2/3x6/7x14/25(2)30÷9/10x2/5 (3)4/9÷8x6/7(能简则简(1)2/3x6/7x14/25(2)30÷9/10x2/5(3)4/9÷8x6/7(4)2/9x3/4÷2/9(5)3/8x5/6÷15/16(6)36x[2/9+1/4] 2÷(1×3)+2÷(3×5)+2÷(5×7)+2÷(7×9)= 下面式子哪些是比例?(1)30:6=5.4:9(2)30÷6=1×5(3)2×10=4×5 (-0.5)-(-3又1/4)+2.75-(+7又1/2)-2又1/2÷1又1/4*(-4)60÷(-1/2+1/3+1/5){30-(7/9+5/6-11/12)*36}÷(-5)(3-3又1/2)÷4*1/2-1的4次方-(1-0.5)*1/3*{1-(-2)²}(-4/5)*5/13-(-3/5)*(-5/13)-5/13*(-1又3/5 5分之3÷[(5分之1+3分之1)÷9分之2] 5/18×9÷5/18×27 7/9÷6/5+2/9÷6/5 【1-(1/3+1/9)】÷25/36 如何计算下列各题104又15/17÷(-12/13)-15又2/17÷(+12/13)-(-60)*|-1又4/9|÷|-13/7|*(-0.9)【-1/7+1/3-(-1/5)】÷(-1/105)(-1/30)÷(2/3-1/10+1/6-2/5)(-35)÷(-7/32)÷35÷(-4又4/7)(1/63)÷(1/9+2/7-1/3+1 1/2÷4/5÷(2/9×3/8)=?简便计算 30分之1-(- 3分之2 + 5分之2)÷ (-2) 给30分,好了再加5分.-36+2×9+(—6)÷【(—1/2)×(—1/2)】—9÷3+(1/2—2/3)×12+9【(—1/3)的平方+7/6×(—8/3)】÷【(—3/2)—1×(—2)】(—10)—(—10)×1/2÷1/2×(—10)3/4(—15/4)—9/14× 1:1/5×[1/3÷(1/2+5/6)] 2:1-(1/6×2/5)÷7/9 3:12÷(1-31:1/5×[1/3÷(1/2+5/6)]2:1-(1/6×2/5)÷7/93:12÷(1-3/7)4:4/5×2/3-1/6÷1/25:(1/2+1/3)÷(1-3/8)6:[(1-3/5)×2/3]÷4 (9√1/45)÷(3/2√3/5)*(1/2√2又2/3) 1/30-(-2/3+3/5)÷(-2)等于多少?最后等于0对吗? 计算:[-7/5×(-5/2)-1]÷9÷1/(-0.75)的2次方-|2+(-1/2)的3次方×5的2次方|