问题标题：
求数学小学六年级分数简算题10道分数混合计算10道分数乘除法20道有答案的可以写答案多加分谢谢
问题描述：
求数学小学六年级分数简算题10道分数混合计算10道分数乘除法20道
有答案的可以写答案多加分谢谢
蒋珂玮回答：
1.3/4*1/9+1/4*1/9
2.5/8*2/7+5/8*5/7
3.101*1/5-1/5*21
4.31*5*6-5/6
5.8*4/5+8*11/5
6.6*(1/2+2/3)
7.(3/5-1*2)*5/3
8.12*(2*3+1/6)
9.4/7*5/9+3/7*5/9
10.(3+1)*5/6
11.5/2*(3/2+4/5)
12.1/6*(2/3+3/4)
13.7/72*(1/8+1/9)
14.9*5/6+5/6
15.12*5/6-5/6*3
16.21/22*(2/7+10/21)
17.45*2/3+1/3*45
18.1/5*2/3+4/3*1/5
19.9/11*(11/18+11/20)
20.2/5*(5/9+5/7)
21.1/3*(5*(2/3))
22.(1+37%)*20
23.35/2*75%
24.30*(50/2)
25.(54+10%)/20
26.(25/3*18)*30%
27.(2+70%)*40
28.1/7*(98*(1/4)*2)
29.25%*((23+2%)*4)
30.(30+20%)/2
31.12*3/(25+20%)
32.30/(3+40%)
33.27/8*16*10%
34.(2/3)*(3+6)*(1/2)
35.45*(1/9)*24
36.(35+10%)*27
37.(45+50%)*3*1/2
38.(43*20%)+(3*(1/9))
39.27*(9*(1/3))*5%
40.14*15%+25*8*(1/4)
41.7*(1/2)/49
42.(1+48%)*2
43.(4*8-12)*50%
44.(48/60%)/10
45.63*(1/7)*30%
46.8/9×15/36+1/27
47.12×5/6–2/9×3
48.8×5/4+1/4
49.6÷3/8–3/8÷6
50.4/7×5/9+3/7×5/9
51.5/2-（3/2+4/5）
52.7/8+（1/8+1/9）
53.9×5/6+5/6
54.3/4×8/9-1/3
55.7×5/49+3/14
56.6×（1/2+2/3）
57.8×4/5+8×11/5
58.31×5/6–5/6
59.9/7-（2/7–10/21）
60.5/9×18–14×2/7
61.4/5×25/16+2/3×3/4
62.14×8/7–5/6×12/15
63.17/32–3/4×9/24
64.3×2/9+1/3
65.5/7×3/25+3/7
66.3/14××2/3+1/6
67.1/5×2/3+5/6
68.9/22+1/11÷1/2
69.5/3×11/5+4/3
70.45×2/3+1/3×15
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