急需500道分数的乘除法算式(要答案) 分数乘法(列出算式和答案)怎么做?

\u6570\u5b66\u5206\u6570\u4e58\u6cd5\u5217\u51fa\u7b97\u5f0f\u5e76\u5199\u7b54\u6848\uff0c\u8bf7\u770b\u56fe\u7247)

\u4f60\u8fd9\u662f\u5206\u6570\u4e0e\u5c0f\u6570\u7684\u4e58\u6cd5\u3002
\u5148\u5c06\u5c0f\u6570\u5316\u6210\u5206\u6570\u6216\u8005\u5c06\u5206\u6570\u5316\u6210\u5c0f\u6570\uff0c\u90a3\u4e48\u6700\u540e\u662f\u4ec0\u4e48\u5316\u4ec0\u4e48\u5462\uff1f\u8981\u770b\u5316\u4ec0\u4e48\u5bb9\u6613\uff0c\u65b9\u4fbf\u3002
\u59827.2\u00d73\u53c81/10=7.2x3.1=
4\u53c82/3x0.15=14/3x15/100=14/20=7/10
200x3\u53c81/4=200x3.25=650
\u5269\u4e0b\u7684\u4f60\u81ea\u5df1\u53bb\u7ec3\u7ec3\uff0c\u8fd9\u6837\u624d\u80fd\u4ea7\u751f\u719f\u80fd\u751f\u5de7\u7684\u4f5c\u7528\u3002\u5728\u4eca\u540e\u7684\u8003\u8bd5\u6216\u5de5\u4f5c\u4e2d\u80fd\u5f88\u597d\u5730\u5904\u7406\u597d\u6570\u636e\u95ee\u9898\u3002

\u5148\u628a\u5c0f\u6570\u6216\u5e26\u5206\u6570\u90fd\u53d8\u6210\u5206\u6570\uff0c\u7136\u540e\u4e24\u5206\u6570\u76f8\u4e58\u3002\u6bd4\u5982\u4e03\u70b9\u4e8c\u4e58\u4ee5\u4e09\u53c8\u5341\u5206\u4e4b\u4e00\uff0c\u67d2\u70b9\u4e8c\u53d8\u6210\u5341\u5206\u4e4b\u4e03\u5341\u4e8c\uff0c\u4e09\u53c8\u5341\u5206\u4e4b\u4e00\u53d8\u6210\u5341\u5206\u4e09\u5341\u4e00\uff0c\u4e24\u5206\u6570\u76f8\u4e58\uff0c\u5f97\u6570\u4e3a\u4e8c\u5341\u4e8c\u70b9\u53c1\u4e8c\u3002

2.8×0.4= 1.12
14-7.4=6.6,
1.92÷0.04=48,
0.32×500=160,
0.65+4.35= 5
10-5.4=4.6,
4÷20=0.2,
3.5×200=700,
1.5-0.06=1.44
0.75÷15=0.05,
0.4×0.8=0.32,
4×0.25=1,
0.36+1.54=2
1.01×99=99.99,
420÷35=12,
25×12=300,
135÷0.5=270
3/4 + 1/4 =1,
2 + 4/9 =22/9,
3 - 2/3 =7/3,
3/4 - 1/2= 1/4
1/6 + 1/2 -1/6 =1/2,
7.5-(2.5+3.8)=1.2,
7/8 + 3/8 =5/4
3/10 +1/5 =1/2,
4/5 - 7/10 =1/10,
2 - 1/6 -1/3 =1.5
0.51÷17=0.03,
32.8+19=51.8,
5.2÷1.3=4,
1.6×0.4= 0.64
4.9×0.7=3.43,
1÷5=0.2,
6÷12=0.5,
0.87-0.49=0.38

1.(1+1/2)(1+1/3)(1+1/4)......(1+1/100)
2.(1-1/2)(1-1/3)(1-1/4)......(1-1/100)
3.8+2-8+2
4.25*4/25*4
5.7.26-(5.26-1.5)
6.286+198
7.314-202
8.526+301
9.223-99
10.6.25+3.85-2.125+3.875
11.9-2456*21
12.0.5/11.5-4*2.75
13.1/2×3/5
14.3.375+5.75+2.25+6.625
15.1001-9036÷18
16.3.8×5.25+14.5
17.2.1*4.3+5.7*2.1
18.30×1/3
19.102*45-328
20.2/3×12
21.2.8*3.1+17.6/8
22.3/5×5/6
23.(50-12.5)/2.5
24.2/5×1/3
25.6110*47+639
26.1/2-1/6
27.3.5*2.7-52.2/18
28.1/7×1/5
29.3.375*0.97+0.97*6.625
30.25×4/5
31.6.54+2.4+3.46+0.6
32.5/6-1/2
33.95.6*1.8+95.6*8.2
34.1/2×1/5
35.600-420/12
36.344/3.6-5.4*0.25
37.16/2+30/2+90/6
38.3001-1998.
39.5000-105*34
40.0.15/0.25+0.75*1.2
41.(1/2+1/3+1/4)*0.24
42.(25+4)*4
43.300-4263/21
44.0.81/0.25+5.96
45.403÷13×27
46.1.5×4.2-0.75÷0.25
47.3.27×4 +3.27×5.7
48.(1.2+ 1.8)×4.51025-768÷32
49.0.25×80-0.45÷0.9
50.1025-768÷32
51.0.25*2.69*4
52.2348+275*16
53.2/9*15/8-1/12*9/5
54.2.4+2.4*(5.375-3.375)
55.645-45*12
56.0.15+1.2/0.24-0.45
57.3.75-(2.35+0.25/1.25)
58.76*1/4+23*25/100+0.25
59.10-2.87-7.13
60.0.96+9.6*9.9
61.7.5-5.7*1/3
62.12.37-3.25-6.75
63.16*6.8+2.2*16+16
64.401*19+284
65.58.7-16.65/3.7
66.0.4*4.7*2.5+(2.3+5.3)
67.9.31-1.125-7.875
68.640+128*45
69.8.2*1.6-0.336/4.2
70.400*(0.62+0.08)

2/1*2=1
3/1*3=1
3/2*3=2
3/1*6=2
4/3*8=6
5/3*20=12
7/3*14=6
8/7*40=35
4/3*16=12
9/5*27=15
2/1*30=15
12/7*24=14
30/1*30=1
51/9*102=18
19/9*76=36
4/9*8=18
5/8*90=144
99/98*99=98
3/14*6=28
7/1*28=4
10/1*90=9
5/3*105=63
19/7*38=14
5/1*25=5
8/19*16=38
61/60*122=120
7/2*28=8 6/1*48=8
9/7*18=14
25/7*100=28
9/5*81=45 8/9*16=18

2/1*2=1
3/1*3=1
3/2*3=2
3/1*6=2
4/3*8=6
5/3*20=12
7/3*14=6
8/7*40=35
4/3*16=12
9/5*27=15
2/1*30=15
12/7*24=14
30/1*30=1
51/9*102=18
19/9*76=36
4/9*8=18
5/8*90=144
99/98*99=98
3/14*6=28
7/1*28=4
10/1*90=9
5/3*105=63
19/7*38=14
5/1*25=5
8/19*16=38
61/60*122=120
7/2*28=8
6/1*48=8
9/7*18=14
25/7*100=28
9/5*81=45
8/9*16=18
12÷3/5=12×(5/3)
9÷6/7=9×( 7/6 )
30÷5/6=30×(6/5 )
4×(3/2 )=4÷2/3
4÷5/7=4×7/5
3÷4/5=3×5/4
24÷7/16=24×(16/7 )
A÷C/B=A×B/C
4÷4/5=5
6÷3/4=8
10÷2/5=25
18÷4/9=81/2
4×4/5=16/5
6×3/4=18/4
10×2/5=4
18×4/9=8
3÷3/4=4
2÷1/3=6
6÷4/5=15/2
1÷5/7=7/5
3/4÷3=1/4
1/3÷2=1/6
4/5÷6=2/15
5/7÷1=5/7
2/1*2=1
3/1*3=1
3/2*3=2
3/1*6=2
4/3*8=6
5/3*20=12
7/3*14=6
8/7*40=35
4/3*16=12
9/5*27=15
2/1*30=15
12/7*24=14
30/1*30=1
51/9*102=18
19/9*76=36
4/9*8=18
5/8*90=144
99/98*99=98
3/14*6=28
7/1*28=4
10/1*90=9
5/3*105=63
19/7*38=14
5/1*25=5
8/19*16=38
61/60*122=120
7/2*28=8
6/1*48=8
9/7*18=14
25/7*100=28
9/5*81=45
8/9*16=18
2/1*2=1 3/1*3=1 3/2*3=2 3/1*6=2
4/3*8=6 5/3*20=12 7/3*14=6 8/7*40=35
4/3*16=12 9/5*27=15 2/1*30=15 12/7*24=14
30/1*30=1 51/9*102=18 19/9*76=36 4/9*8=18
5/8*90=144 99/98*99=98 3/14*6=28 7/1*28=4
10/1*90=9 5/3*105=63 19/7*38=14 5/1*25=5
8/19*16=38 61/60*122=120 7/2*28=8 6/1*48=8
9/7*18=14 25/7*100=28 9/5*81=45 8/9*16=18
1.(1+1/2)(1+1/3)(1+1/4)......(1+1/100)
2.(1-1/2)(1-1/3)(1-1/4)......(1-1/100)
3.8+2-8+2
4.25*4/25*4
5.7.26-(5.26-1.5)
6.286+198
7.314-202
8.526+301
9.223-99
10.6.25+3.85-2.125+3.875
11.9-2456*21
12.0.5/11.5-4*2.75
13.1/2×3/5
14.3.375+5.75+2.25+6.625
15.1001-9036÷18
16.3.8×5.25+14.5
17.2.1*4.3+5.7*2.1
18.30×1/3
19.102*45-328
20.2/3×12
21.2.8*3.1+17.6/8
22.3/5×5/6
23.(50-12.5)/2.5
24.2/5×1/3
25.6110*47+639
26.1/2-1/6
27.3.5*2.7-52.2/18
28.1/7×1/5
29.3.375*0.97+0.97*6.625
30.25×4/5
31.6.54+2.4+3.46+0.6
32.5/6-1/2
33.95.6*1.8+95.6*8.2
34.1/2×1/5
35.600-420/12
36.344/3.6-5.4*0.25
37.16/2+30/2+90/6
38.3001-1998.
39.5000-105*34
40.0.15/0.25+0.75*1.2
41.(1/2+1/3+1/4)*0.24
42.(25+4)*4
43.300-4263/21
44.0.81/0.25+5.96
45.403÷13×27
46.1.5×4.2-0.75÷0.25
47.3.27×4 +3.27×5.7
48.(1.2+ 1.8)×4.51025-768÷32
49.0.25×80-0.45÷0.9
50.1025-768÷32
51.0.25*2.69*4
52.2348+275*16
53.2/9*15/8-1/12*9/5
54.2.4+2.4*(5.375-3.375)
55.645-45*12
56.0.15+1.2/0.24-0.45
57.3.75-(2.35+0.25/1.25)
58.76*1/4+23*25/100+0.25
59.10-2.87-7.13
60.0.96+9.6*9.9
61.7.5-5.7*1/3
62.12.37-3.25-6.75
63.16*6.8+2.2*16+16
64.401*19+284
65.58.7-16.65/3.7
66.0.4*4.7*2.5+(2.3+5.3)
67.9.31-1.125-7.875
68.640+128*45
69.8.2*1.6-0.336/4.2
70.400*(0.62+0.08)
600÷50= 3×5+15= 5×15+3=
350+80= 28×30=
450÷45= 300×6= 52÷13=
420÷21= 380-90=
760÷40= 14×5+8= 830×0=
8+7×5= 25×40=
380÷19= 25+48÷24= 33+44-15=
40×100= 2020÷20=
75-75÷5= 40+360÷90= 15×4×8=
1000÷25÷8= 100-13×6=
660÷60= 540-450= 70×30=
34÷17×20= 25×11= 7×7-9= 45-2×7= 12+12÷12=
0÷16×9= 13×6-70=
4×5×5= 100÷4×6= 450÷5÷9=
370-190= 280+70=
60÷12= 8×50= 6+6×6=
80-36= 1000÷20=
25×8×2= 50×50-500= 70-2×18=
140×2-180= 0×78×78=
70-70÷70= 420÷20×8= 840÷30=
750÷50+80= 300÷2÷5=
900÷30= 65×50= 40+40×40=
340-170= 380+180=
找的有点乱,^_^
1\2×8=
1\3×9=
4\9×7=
9\11×8=
3\6×2\9=
5\9×7\2=
1\10×9\4=
23\4×2\6=
76\5×1\38=
87\9×3\19=
15\4×1\3=
56\2×1\8=
2\9×3\18=
1\4×3=
12\13×26=
19\6×3\2=
2\3×7\2=
6\7×14\2=
16\7×21\4=
29\3×6=
1\2×6=
1\6×9=
4\3×7=
9\4×8=
3\12×2\9=
5\9×7\5=
1\10×9\2=
24\4×2\6=
76\7×1\38=
87\6×3\19=
12\4×1\3=
56\2×1\7=
2\9×6\18=
1\4×7=
3\13×26=
17\6×3\2=
2\3×9\2=
6\5×14\2=
16\7×28\4=
29\2×6=
1\2×7=
1\4×9=
4\3×9=
9\4×11=
3\15×2\9=
5\7×7\5=
1\23×9\2=
24\4×1\6=
76\13×1\38=
87\9×3\19=
12\5×1\3=
56\12×1\7=
2\9×15\18=
1\11×7=
3\19×26=
17\8×3\2=
2\6×9\2=
6\15×14\2=
16\14×28\4=
29\2×4=
1. 4/7×1/7÷4/7×1/7
2. 12×(3/4-1/6)
3. 12×(1/6+1/2)
4. 70×1/35+40×1/35
5. 4/5×8×10
6. 6×(1/2+1/3)
7. (5/6-2/3)×7/9
8. (1/12+1/5)×60
9. 20×(1-1/4-1/5)
10. 1/3×7+2/3×7
11. 3/4×99+3/4
12. 2/7×3/4×14
13. 8/9×27+1/9×27
14. 2/5×2/7×5/8
15. 1/4×8÷1/4×8
16. 20×(1/5+1/4)
17. (1/2-1/4)×12
18. 5/4×3.6×8
19. (1/8+1/4)×16
20. 2/5-2/5×5/12
21. (1/8+1/24)×96
22. 17/4×101-17/4
23. 28×(4-8/7)
24. (2/3-4/7)×21
25. 56×(1/7-1/8)

你看看这些够不够?

1、75÷[138÷(100-54)]
2、85×(95-1440÷24)
3、80400-(4300+870÷15)
4、240×78÷(154-115)
5、1437×27+27×563
6、[75-(12+18)]÷15
7、2160÷[(83-79)×18]
8、280+840÷24×5
9、325÷13×(266-250)
10、85×(95-1440÷24)
11、58870÷(105+20×2)
12、1437×27+27×563
13、81432÷(13×52+78)
14、[37.85-(7.856.4)] ×30
156×[(17.7-7.2)÷3] (947-599)+76×64
36×(913-276÷23) [192-(54+38)]×67
[(7.1-5.6)×0.9-1.15]÷2.5 81432÷(13×52+78)
5.4÷[2.6×(3.7-2.9)+0.62] (947-599)+76×64 60-(9.5+28.9)]÷0.18 2.881÷0.43-0.24×3.5 20×[(2.44-1.8)÷0.4+0.15] 28-(3.4 1.25×2.4) 0.8×〔15.5-(3.21 5.79)〕
(31.8 3.2×4)÷5 194-64.8÷1.8×0.9 36.72÷4.25×9.9 3.416÷(0.016×35)
0.8×[(10-6.76)÷1.2]
(136+64)×(65-345÷23) (6.8-6.8×0.55)÷8.5
0.12× 4.8÷0.12×4.8 (58+37)÷(64-9×5)
812-700÷(9+31×11) (3.2×1.5+2.5)÷1.6
85+14×(14+208÷26) 120-36×4÷18+35
(284+16)×(512-8208÷18) 9.72×1.6-18.305÷7

4/7÷[1/3×(3/5-3/10)] (4/5+1/4)÷7/3+7/10
12.78-0÷( 13.4+156.6 ) 37.812-700÷(9+31×11) (136+64)×(65-345÷23) 3.2×(1.5+2.5)÷1.6
85+14×(14+208÷26) (58+37)÷(64-9×5)
(6.8-6.8×0.55)÷8.5 (284+16)×(512-8208÷18)
0.12× 4.8÷0.12×4.8 (3.2×1.5+2.5)÷1.6
120-36×4÷18+35 10.15-10.75×0.4-5.7
5.8×(3.87-0.13)+4.2×3.74 347+45×2-4160÷52
32.52-(6+9.728÷3.2)×2.5 87(58+37)÷(64-9×5)
[(7.1-5.6)×0.9-1.15] ÷2.5 (3.2×1.5+2.5)÷1.6
5.4÷[2.6×(3.7-2.9)+0.62] 12×6÷(12-7.2)-6
3.2×6+(1.5+2.5)÷1.6 (3.2×1.5+2.5)÷1.6
5.8×(3.87-0.13)+4.2×3.74
33.02-(148.4-90.85)÷2.5
4.02+5.4+0.98
5.17-1.8-3.2
13.75-(3.75+6.48)
3.68+7.56-2.68
7.85+2.34-0.85+4.66
35.6-1.8-15.6-7.2
3.82+2.9+0.18+9.1
9.6+4.8-3.6
7.14-0.53-2.47
5.27+2.86-0.66+1.63
13.35-4.68+2.65
47.8-7.45+8.8
0.398+0.36+3.64
15.75+3.59-0.59+14.25
42.5-(6.07+1.13)
73.8-1.64-13.8-5.36
66.86-8.66-1.34
0.25×16.2×4
3.72×3.5+6.28×3.5
36.8-3.9-6.1 2
5.48-(9.4-0.52)
4.8×7.8+78×0.52
3.6×102
6.4×0.25+3.6÷4
32+4.9-0.9
4.8-4.8×0.5
(1.25-0.125)×8
4.8×100.1
56.5×9.9+56.5
7.09×10.8-0.8×7.09
4.2÷3.5
320÷1.25÷8
18.76×9.9+18.76
3.52÷2.5÷0.4
4.78÷0.2+3.44
3.9-4.1+6.1-5.9
0.49÷1.4
1.25×2.5×32
3.6-0.6×2
3.65×10.1
3.6-3.6×0.8
15.2÷0.25÷4
5.6÷3.5
9.6÷0.8÷0.4
4.2×99+4.2
0.89×100.1
146.5-(23+46.5)
17.8÷(1.78×4)
5.83×2+4.27
(45.9-32.7)÷8÷0.125

买一本书,里面1000道都有

7分之5乘8分之7

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500道你还是去买书把!

  • 鎬ラ渶500閬撳垎鏁扮殑涔橀櫎娉曠畻寮(瑕佺瓟妗)
    绛旓細2.8脳0.4锛 1.12 14锛7.4锛6.6,1.92梅0.04锛48,0.32脳500锛160,0.65锛4.35锛 5 10锛5.4锛4.6,4梅20锛0.2,3.5脳200锛700,1.5锛0.06锛1.44 0.75梅15锛0.05,0.4脳0.8锛0.32,4脳0.25锛1,0.36锛1.54锛2 1.01脳99锛99.99,420梅35锛12,25脳12锛300,135...
  • 灏忓浜斿勾绾т笂瀛︽湡鏁板鍒嗘暟涔橀櫎娉鍙g畻棰,500閬,璋佹潵甯府蹇,鍏堣阿璋簡_鐧 ...
    绛旓細12梅3/5=12脳锛 5/3锛9梅6/7=9脳锛 7/6 锛30梅5/6=30脳锛6/5 锛4脳锛3/2 锛=4梅2/3 锛 4 锛壝5/7=4脳7/5 3梅4/5=3脳5/4 锛 24 锛壝7/16=24脳锛16/7 锛堿梅C/B=A脳B/C 4梅4/5=5 6梅3/4=8 10梅2/5=25 18梅4/9=81/2 4脳4/5=16/5 6脳3/4=...
  • 灏忓浜斿勾绾т笅鍐鍒嗘暟绠渚胯绠楁湁鍝簺?
    绛旓細浜斿勾绾т笅鍐鍒嗘暟绠渚胯绠楄劚寮400閬撹绛旀 1.125*3+125*5+25*3+25 2.9999*3+101*11*(101-92) 3.(23/4-3/4)*(3*6+2) 4. 3/7 脳 49/9 - 4/3 5. 8/9 脳 15/36 + 1/27 6. 12脳 5/6 鈥 2/9 脳3 7. 8脳 5/4 + 1/4 8. 6梅 3/8 鈥 3/8 ...
  • 鍒嗘暟涔橀櫎娉娣峰悎鍙g畻棰
    绛旓細1.92梅0.04= 0.32脳500= 0.65+4.35=10-5.4= 4梅20= 3.5脳200= 1.5-0.06=0.75梅15= 0.4脳0.8= 4脳0.25= 0.36+1.54=1.01脳99= 420梅35= 25脳12= 135梅0.5= 32.8+19= 5.2梅1.3= 1.6脳0.4=4.9脳0.7= 1梅5= 6梅12= 0.87-0.49=17脳40= 100-63= 3.2+1.68= 2.8脳0.4=39脳4=51脳9=77脳7=87...
  • 姹400閬撳皬瀛6骞寸骇鍙g畻鍒嗘暟璁$畻棰(涔橀櫎娉)
    绛旓細2.250梅5脳8=400 3.6脳5梅2脳4=60 4.30脳3+8=98 5.400梅4+20脳5= 200 6.10+12梅3+20=34 7.(80梅20+80)梅4=21 8.70+(100-10脳5)=120 9.360梅40= 9 10.40脳20= 800 11.80-25= 55 12.70+45=115 13.90脳2= 180 14.16脳6= 96 15.300脳6= 1800 16.540梅9...
  • 灏忓浜斿勾绾т笂鍐鍒嗘暟涔橀櫎娉500閬娌℃湁閲嶅鐨勫彛绠楅
    绛旓細14-7.4= 1.92梅0.04= 0.32脳500= 0.65+4.35= 10-5.4= 4梅20= 3.5脳200= 1.5-0.06= 0.75梅15= 0.4脳0.8= 4脳0.25= 0.36+1.54= 1.01脳99= 420梅35= 25脳12= 135梅0.5= 3/4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2= 1/6 + 1/2 -1/6 = 7.5-(2.5+3.8)= 7/8 + 3/...
  • 鍏勾绾鍒嗘暟涔橀櫎娉棰200閬
    绛旓細14-7.4= 1.92梅0.04= 0.32脳500= 0.65+4.35= 10-5.4= 4梅20= 3.5脳200= 1.5-0.06= 0.75梅15= 0.4脳0.8= 4脳0.25= 0.36+1.54= 1.01脳99= 420梅35= 25脳12= 135梅0.5= 3/4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2= 1/6 + 1/2 -1/6 = 7.5-(2.5+3.8)= 7/8 + 3/...
  • 浜斿勾绾т笅缁冧範棰
    绛旓細鍒嗘暟鍔犲噺涔橀櫎500閬,璁$畻棰250閬,搴旂敤棰100閬撱... 鍒嗘暟鍔犲噺涔橀櫎500閬,璁$畻棰250閬,搴旂敤棰100閬撱 灞曞紑  鎴戞潵绛 2涓洖绛 #鐑# 鐢熸椿涓湁鍝簺鎴愮樉椋熺墿?鍙埍闈掔罕 2009-07-20 鐭ラ亾绛斾富 鍥炵瓟閲:19 閲囩撼鐜:0% 甯姪鐨勪汉:0 鎴戜篃鍘荤瓟棰樿闂釜浜洪〉 鍏虫敞 灞曞紑鍏ㄩ儴 10鍒嗕箣1涔1鍙9鍒嗕箣3 10...
  • 鍏勾绾鍒嗘暟涔橀櫎娉鍙g畻棰
    绛旓細9\11脳8= 3\6脳2\9= 5\9脳7\2= 1\10脳9\4= 23\4脳2\6= 76\5脳1\38= 87\9脳3\19= 15\4脳1\3= 56\2脳1\8= 2\9脳3\18= 1\4脳3= 12\13脳26= 19\6脳3\2= 2\3脳7\2= 6\7脳14\2= 16\7脳21\4= 29\3脳6= 1\2脳6= 1\6脳9= 4\3脳7= 9\4脳8...
  • 灏忓鍏勾绾у彛绠楅300閬,鍏ㄨ鍒嗘暟涔橀櫎娉,璋!?
    绛旓細2/7脳2锛 41/12脳4= 4梅3/16= 12梅9/4 = 75/8 梅5= 12脳16/9锛 2/3脳3锛 8梅9/4锛 5/3梅3/5锛 4/5脳5/8锛 7/9脳9/7 锛 2.4脳50= 3500梅70= 0.3梅3%= 6696梅62锛6.5脳10.6 =,3,灏忓鍏勾绾у彛绠楅300閬,鍏ㄨ鍒嗘暟涔橀櫎娉,璋!璇锋墦鎴愯鑼冨舰寮忕殑!璋!
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