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直接写出答案57÷152=65×43=75×157=17-18=12÷18=12×13=1+12-1+12=511×2235=310÷940=1÷710=

题目详情
直接写出答案
5
7
÷
15
2
=
6
5
×
4
3
=
7
5
×
15
7
=
1
7
-
1
8
=
1
2
÷
1
8
=
1
2
×
1
3
=		1+
1
2
-1+
1
2
=
5
11
×
22
35
=
3
10
÷
9
40
=		1÷
7
10
=
直接写出答案
5
7
÷
15
2
=
6
5
×
4
3
=
7
5
×
15
7
=
1
7
-
1
8
=
1
2
÷
1
8
=
1
2
×
1
3
=		1+
1
2
-1+
1
2
=
5
11
×
22
35
=
3
10
÷
9
40
=		1÷
7
10
=

5
7
÷
15
2
=
6
5
×
4
3
=
7
5
×
15
7
=
1
7
-
1
8
=
1
2
÷
1
8
=
1
2
×
1
3
=		1+
1
2
-1+
1
2
=
5
11
×
22
35
=
3
10
÷
9
40
=		1÷
7
10
=
5
7
÷
15
2
=
6
5
×
4
3
=
7
5
×
15
7
=
1
7
-
1
8
=
1
2
÷
1
8
=
1
2
×
1
3
=1+
1
2
-1+
1
2
=
5
11
×
22
35
=
3
10
÷
9
40
=1÷
7
10
=
5
7
÷
15
2
=
6
5
×
4
3
=
7
5
×
15
7
=
1
7
-
1
8
=
1
2
÷
1
8
=
5
7
÷
15
2
=
5
7
÷
15
2
=
5
7
575577
15
2
=
15
2
152151522
6
5
×
4
3
=
6
5
×
4
3
=
6
5
656655
4
3
=
4
3
434433
7
5
×
15
7
=
7
5
×
15
7
=
7
5
757755
15
7
=
15
7
157151577
1
7
-
1
8
=
1
7
-
1
8
=
1
7
171177
1
8
=
1
8
181188
1
2
÷
1
8
=
1
2
÷
1
8
=
1
2
121122
1
8
=
1
8
181188
1
2
×
1
3
=1+
1
2
-1+
1
2
=
5
11
×
22
35
=
3
10
÷
9
40
=1÷
7
10
=
1
2
×
1
3
=
1
2
×
1
3
=
1
2
121122
1
3
=
1
3
1311331+
1
2
-1+
1
2
=
1
2
-1+
1
2
=
1
2
121122
1
2
=
1
2
121122
5
11
×
22
35
=
5
11
×
22
35
=
5
11
511551111
22
35
=
22
35
223522223535
3
10
÷
9
40
=
3
10
÷
9
40
=
3
10
310331010
9
40
=
9
40
9409940401÷
7
10
=
7
10
=
7
10
710771010
▼优质解答
答案和解析
5
7
÷
15
2
=
2
21
6
5
×
4
3
=
8
5
7
5
×
15
7
=3
1
7
-
1
8
=
1
56
1
2
÷
1
8
=4
1
2
×
1
3
=
1
6
1+
1
2
-1+
1
2
=1
5
11
×
22
35
=
2
7
3
10
÷
9
40
=
4
3
1÷
7
10
=
10
7
．
5
7
÷
15
2
=
2
21
6
5
×
4
3
=
8
5
7
5
×
15
7
=3
1
7
-
1
8
=
1
56
1
2
÷
1
8
=4
1
2
×
1
3
=
1
6
1+
1
2
-1+
1
2
=1
5
11
×
22
35
=
2
7
3
10
÷
9
40
=
4
3
1÷
7
10
=
10
7
．
5
7
÷
15
2
=
2
21
6
5
×
4
3
=
8
5
7
5
×
15
7
=3
1
7
-
1
8
=
1
56
1
2
÷
1
8
=4
5
7
÷
15
2
=
2
21
5
7
÷
15
2
=
2
21
5
7
57555777÷
15
2
=
2
21
15
2
152151515222=
2
21
2
21
221222212121
6
5
×
4
3
=
8
5
6
5
×
4
3
=
8
5
6
5
65666555×
4
3
=
8
5
4
3
43444333=
8
5
8
5
85888555
7
5
×
15
7
=3
7
5
×
15
7
=3
7
5
75777555×
15
7
=3
15
7
157151515777=3
1
7
-
1
8
=
1
56
1
7
-
1
8
=
1
56
1
7
17111777-
1
8
=
1
56
1
8
18111888=
1
56
1
56
156111565656
1
2
÷
1
8
=4
1
2
÷
1
8
=4
1
2
12111222÷
1
8
=4
1
8
18111888=4
1
2
×
1
3
=
1
6
1+
1
2
-1+
1
2
=1
5
11
×
22
35
=
2
7
3
10
÷
9
40
=
4
3
1÷
7
10
=
10
7
．
1
2
×
1
3
=
1
6
1
2
×
1
3
=
1
6
1
2
12111222×
1
3
=
1
6
1
3
13111333=
1
6
1
6
161116661+
1
2
-1+
1
2
=11+
1
2
-1+
1
2
=1
1
2
12111222-1+
1
2
=1
1
2
12111222=1
5
11
×
22
35
=
2
7
5
11
×
22
35
=
2
7
5
11
511555111111×
22
35
=
2
7
22
35
2235222222353535=
2
7
2
7
27222777
3
10
÷
9
40
=
4
3
3
10
÷
9
40
=
4
3
3
10
310333101010÷
9
40
=
4
3
9
40
940999404040=
4
3
4
3
434443331÷
7
10
=
10
7
．1÷
7
10
=
10
7
．
7
10
710777101010=
10
7
．
10
7
107101010777．
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