17/8-0.125÷3/16,3/5×0.2÷5/6
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17/8-0.125÷3/16,3/5×0.2÷5/6
X÷7/15=45/14
X÷7/15=45/14
![17/8-0.125÷3/16,3/5×0.2÷5/6](/uploads/image/z/18598800-48-0.jpg?t=17%2F8-0.125%C3%B73%2F16%2C3%2F5%C3%970.2%C3%B75%2F6)
17/8-0.125÷3/16,
=17/8-0.125×16/3
=17/8-2/3
=51/24-16/24
=35/24
3/5×0.2÷5/6
=3/5×0.2×6/5
=3.6/25
=0.144
再问: X÷7/15=45/14
再答: X÷7/15=45/14 X=45/14×7/15 X=3/2
=17/8-0.125×16/3
=17/8-2/3
=51/24-16/24
=35/24
3/5×0.2÷5/6
=3/5×0.2×6/5
=3.6/25
=0.144
再问: X÷7/15=45/14
再答: X÷7/15=45/14 X=45/14×7/15 X=3/2
能简算要简算3/5÷1/4÷6÷14/1523/25÷(3/4÷2/5)15/16÷(5/12÷5/8+3/8)
9÷(9÷8)÷(8÷7)÷(7÷6)÷(6÷5)÷(5÷4)÷(4÷3)的简便算法
简便运算:【5-3又7/8÷(1又5/6+2.25×1/3)】÷0.125
(6×117÷665+8×1112÷1995)÷1÷5×1÷13+3×13÷17+41÷221
36÷9分之4×3分之1 3分之1÷6分之5×16分之15 1分之4×7分之17÷49分之8 (3分之2+4分之3)÷1
15/16÷(5/12÷5/8+3/8) 6/7-6/7×(2/3+1/9) 【1-(1-2/3÷
8÷(2÷3)÷(3÷4)÷(4÷5)÷(5÷6)这道题怎么做?
14又27分之17×1.375+1又8分之3÷37分之27 6÷(2分之1-3分之1)+(8分之5+16分之13)÷16
【1又1/5÷(-9又3/5)-1/16+3/4÷(-3又3/5)】÷【(-0.125)的21次方*8的20次方*1/3
-0.125÷3分之8
-91÷3= -56÷(-14)= 16÷(-3)= (-48)÷(16)= 4/5÷(-1)= -0.25÷3/8=
-91÷13 -56÷(-14) 16÷(-3) (-48)÷(-16) 5/4÷(-1) -0.25÷8/3写过程~