3/5÷[7/8-(2/5+3/8)]-(4/5-1/4)* 6/11÷9/20
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3/5÷[7/8-(2/5+3/8)]-(4/5-1/4)*6/11÷9/203/5÷[7/8-(2/5+3/8)]-(4/5-1/4)*6/11÷9/203/5÷[7/8-(2/5+3/8)]-(4
3/5÷[7/8-(2/5+3/8)]-(4/5-1/4)* 6/11÷9/20
3/5÷[7/8-(2/5+3/8)]-(4/5-1/4)* 6/11÷9/20
3/5÷[7/8-(2/5+3/8)]-(4/5-1/4)* 6/11÷9/20
3/5÷[7/8-(2/5+3/8)]-(4/5-1/4)* 6/11÷9/20
=3/5÷(7/8-3/8-2/5)-(16/20-5/20)x6/11x20/9
=0.6÷(0.5-0.4)-11/20x6/11x20/9
=0.6÷0.1-6/9
=6-2/3
=5又 1/3
3/5÷[7/8-(2/5+3/8)]-(4/5-1/4)* 6/11÷9/20
=3/5÷[7/8-2/5-3/8]-11/20* 6/11*20/9
=3/5*10-2/3
=6-2/3
=5又1/3
313/54
5*(1/3)
(2/3-5/9×3/8)÷7/16
3/4÷[3/8-(2/5+7/20)]
写得数.8/9÷4 1÷2/3 2/5÷3 14÷7/15 5/2÷0.4 5/8÷3/8 3/8÷9/16 6/7÷14/9
(2/3-5/8)÷(7/12*1/2)
2÷4/3 4/7÷6/7 8/7×5 1/3-1/5 7/15÷10%
算一算、题目如下:4/5÷8/9×5/6 11/4×5/7÷11/2 36÷9/11÷18/5 6/7×5/3÷4/5 7/8÷14/4÷5/3
计算!1)(3/4-5/12+1/6)÷1/36 2)5/7÷8/3+1/7x3/8+3/8÷7
7/15+[5/8一1/3]÷7/8
3/5÷[7/8-(2/5+3/8)]-(4/5-1/4)* 6/11÷9/20
9÷(9÷8)÷(8÷7)÷(7÷6)÷(6÷5)÷(5÷4)÷(4÷3)的简便算法
(-3/5)÷(-5/8)
【简算】 (3/4-2/3)÷1/5 4/5×7/8+7/8÷5 (1-8/15×3/4)÷3/5 (3/8+2/17)×8+1/17
(8分之5×3分之7+3分之2×8分之5)÷8分之5
1÷(2÷3)÷(3÷4)÷(5÷6)÷(6÷7)÷(7÷8)÷(8÷9) 快点,3分钟以内!
7/15÷3= 1/3×6/7= 8÷6/7= 2/5÷1=
5分之3÷【(8分之3+2分之1)÷9分之7】
-2+|5-8|+24÷(-3) (-1又3分之1)÷0.8×(-7分之6)
x÷2/5÷3/4=5/8