(5/6+3/8)÷(5/6—3/8)8/13÷(5/26+8/13)[2-(3/4+1/3)]÷2/3简算哦,
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(5/6+3/8)÷(5/6—3/8)8/13÷(5/26+8/13)[2-(3/4+1/3)]÷2/3简算哦,
(5/6+3/8)÷(5/6—3/8)
8/13÷(5/26+8/13)
[2-(3/4+1/3)]÷2/3
简算哦,
(5/6+3/8)÷(5/6—3/8)8/13÷(5/26+8/13)[2-(3/4+1/3)]÷2/3简算哦,
(5/6+3/8)÷(5/6—3/8)
=9/24/11/24
=9/11
8/13÷(5/26+8/13)
=8/13*26/21
=16/21
[2-(3/4+1/3)]÷2/3
=[2-13/12]*3/2
=11/12*3/2
=11/8
jfsafds
(5/6+3/8)÷(5/6—3/8)=[(20+9)/24]÷[(20-9)/24]=(29/24)÷(11/24)=29/11 分母抵消
8/13÷(5/26+8/13)=16/26÷(5+16)/26=16/21
[2-(3/4+1/3)]÷2/3=[2-(9+4)/12]÷8/12=11/12÷8/12=11/8
一、(5/6+3/8)÷(5/6—3/8)
=9/24/11/24
=9/11
二、 8/13÷(5/26+8/13)
=8/13*26/21
=16/21
三、 [2-(3/4+1/3)]÷2/3
=[2-13/12]*3/2
=11/12*3/2
=1又3/8
58/48÷32/48=26/48=13/24
8/13÷21/26=16/21
[2—7/12]÷2/3=17/12÷2/3=17/8
(5/6+3/8)÷(5/6-3/8)=(20/24+9/24)÷(20/24-9/24)=29/24÷11/24=29/11
8/13÷(5/26+8/13)=8/13÷(5/26+16/26)=8/13÷11/26=16/11
[2-(3/4+1/3)]÷2/3=[2-(9/12+4/12)]÷2/3=[2-13/12]÷2/3=9/12÷2/3=27/24
(5/6+3/8)÷(5/6—3/8)
=(20/24+9/24)(20/24-9/24)=(20+9)/(20-9)=29/11
8/13÷(5/26+8/13)=8/13÷(5/26+16/26)=8/13÷21/26=8*2/21=16/21
[2-(3/4+1/3)]÷2/3=[2-(9+4)/12]÷8/12=11/12÷8/12=11/8
(20/24+9/24)/(20/24-9/24) 8/13÷21/26 [2-13/12]÷2/3
=29/24x24/11 =16/26x26/21 =11/12÷2/3
=29/11 =16/21 =11/12x12/8
=11/8
(5/6+3/8)÷(5/6—3/8)=[(5/6+3/8)*8/3]÷[(5/6—3/8)*8/3]
=(20/9+1)÷(20/9-1)=29/9÷11/9=29/11
8/13÷(5/26+8/13)=1÷[(5/26+8/13)÷8/13]=1÷(5/16+1)=1÷21/16=16/21
[2-(3/4+1/3)]÷2/3=(5/4-1/3)÷2/3=15/8-1/2=11/8