如题所述
1.
3/7
×
49/9
-
4/3
2.
8/9
×
15/36
+
1/27
3.
12×
5/6
?
2/9
×3
4.
8×
5/4
+
1/4
5.
6÷
3/8
?
3/8
÷6
6.
4/7
×
5/9
+
3/7
×
5/9
7.
5/2
-(
3/2
+
4/5
)
8.
7/8
+
(
1/8
+
1/9
)
9.
9
×
5/6
+
5/6
10.
3/4
×
8/9
-
1/3
11.
7
×
5/49
+
3/14
12.
6
×(
1/2
+
2/3
)
13.
8
×
4/5
+
8
×
11/5
14.
31
×
5/6
?
5/6
15.
9/7
-
(
2/7
?
10/21
)
16.
5/9
×
18
?
14
×
2/7
17.
4/5
×
25/16
+
2/3
×
3/4
18.
14
×
8/7
?
5/6
×
12/15
19.
17/32
?
3/4
×
9/24
20.
3
×
2/9
+
1/3
21.
5/7
×
3/25
+
3/7
22.
3/14
××
2/3
+
1/6
23.
1/5
×
2/3
+
5/6
24.
9/22
+
1/11
÷
1/2
25.
5/3
×
11/5
+
4/3
26.
45
×
2/3
+
1/3
×
15
27.
7/19
+
12/19
×
5/6
28.
1/4
+
3/4
÷
2/3
29.
8/7
×
21/16
+
1/2
30.
101
×
1/5
?
31.
1/5
×
21
32.3/4*1/9+1/4*1/9
33.5/8*2/7+5/8*5/7
34.101*1/5-1/5*21
35.31*5*6-5/6
36.8*4/5+8*11/5
37.6*(1/2+2/3)
38.(3/5-1*2)*5/3
39.12*(2*3+1/6)
40.4/7*5/9+3/7*5/9
41.
(3+1)*5/6
42.
5/2*(3/2+4/5)
(我只能写这些了,都是自己想的,望采纳,谢谢)
3/7
×
49/9
-
4/3
2.
8/9
×
15/36
+
1/27
3.
12×
5/6
?
2/9
×3
4.
8×
5/4
+
1/4
5.
6÷
3/8
?
3/8
÷6
6.
4/7
×
5/9
+
3/7
×
5/9
7.
5/2
-(
3/2
+
4/5
)
8.
7/8
+
(
1/8
+
1/9
)
9.
9
×
5/6
+
5/6
10.
3/4
×
8/9
-
1/3
11.
7
×
5/49
+
3/14
12.
6
×(
1/2
+
2/3
)
13.
8
×
4/5
+
8
×
11/5
14.
31
×
5/6
?
5/6
15.
9/7
-
(
2/7
?
10/21
)
16.
5/9
×
18
?
14
×
2/7
17.
4/5
×
25/16
+
2/3
×
3/4
18.
14
×
8/7
?
5/6
×
12/15
19.
17/32
?
3/4
×
9/24
20.
3
×
2/9
+
1/3
21.
5/7
×
3/25
+
3/7
22.
3/14
××
2/3
+
1/6
23.
1/5
×
2/3
+
5/6
24.
9/22
+
1/11
÷
1/2
25.
5/3
×
11/5
+
4/3
26.
45
×
2/3
+
1/3
×
15
27.
7/19
+
12/19
×
5/6
28.
1/4
+
3/4
÷
2/3
29.
8/7
×
21/16
+
1/2
30.
101
×
1/5
?
31.
1/5
×
21
32.3/4*1/9+1/4*1/9
33.5/8*2/7+5/8*5/7
34.101*1/5-1/5*21
35.31*5*6-5/6
36.8*4/5+8*11/5
37.6*(1/2+2/3)
38.(3/5-1*2)*5/3
39.12*(2*3+1/6)
40.4/7*5/9+3/7*5/9
41.
(3+1)*5/6
42.
5/2*(3/2+4/5)
(我只能写这些了,都是自己想的,望采纳,谢谢)
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