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口算:35×57=34+23=512×910=25×7+35×7=37×149=0×35=4×13÷4×13=(3+215)×15=

题目详情
口算:
35×
5
7
=

3
4
+
2
3
=

5
12
×
9
10
=

2
5
×7+
3
5
×7=
3
7
×
14
9
=
3
5
=
1
3
÷4×
1
3
=
(3+
2
15
)×15=
口算:
35×
5
7
=

3
4
+
2
3
=

5
12
×
9
10
=

2
5
×7+
3
5
×7=
3
7
×
14
9
=
3
5
=
1
3
÷4×
1
3
=
(3+
2
15
)×15=
口算:
35×
5
7
=

3
4
+
2
3
=

5
12
×
9
10
=

2
5
×7+
3
5
×7=
口算:
35×
5
7
=

35×
5
7
=
5
7
5577
3
4
+
2
3
=

3
4
+
2
3
=
3
4
3344
2
3
2233
5
12
×
9
10
=

5
12
×
9
10
=
5
12
551212
9
10
991010
2
5
×7+
3
5
×7=

2
5
×7+
3
5
×7=
2
5
2255
3
5
3355
3
7
×
14
9
=
3
5
=
1
3
÷4×
1
3
=
(3+
2
15
)×15=
3
7
×
14
9
=
3
7
×
14
9
=
3
7
3377
14
9
141499
3
5
=
3
5
=
3
5
3355
1
3
÷4×
1
3
=
1
3
÷4×
1
3
=
1
3
1133
1
3
1133(3+
2
15
)×15=
(3+
2
15
)×15=
2
15
221515
▼优质解答
答案和解析
35×
5
7
=25,

3
4
+
2
3
=
17
12

5
12
×
9
10
=
3
8

2
5
×7+
3
5
×7=7,
3
7
×
14
9
=
2
3
3
5
=0,
1
3
÷4×
1
3
=
1
9
(3+
2
15
)×15=47.
35×
5
7
=25,

3
4
+
2
3
=
17
12

5
12
×
9
10
=
3
8

2
5
×7+
3
5
×7=7,
35×
5
7
=25,
35×
5
7
=25,
35×
5
7
555777=25,
3
4
+
2
3
=
17
12

3
4
+
2
3
=
17
12
3
4
333444+
2
3
222333=
17
12
17
12
171717121212,
5
12
×
9
10
=
3
8

5
12
×
9
10
=
3
8
5
12
555121212×
9
10
999101010=
3
8
3
8
333888,
2
5
×7+
3
5
×7=7,

2
5
×7+
3
5
×7=7,
2
5
222555×7+
3
5
333555×7=7,
3
7
×
14
9
=
2
3
3
5
=0,
1
3
÷4×
1
3
=
1
9
(3+
2
15
)×15=47.
3
7
×
14
9
=
2
3
3
7
×
14
9
=
2
3
3
7
333777×
14
9
141414999=
2
3
2
3
222333,
3
5
=0,
3
5
=0,
3
5
333555=0,
1
3
÷4×
1
3
=
1
9
1
3
÷4×
1
3
=
1
9
1
3
111333÷4×
1
3
111333=
1
9
1
9
111999, (3+
2
15
)×15=47.
(3+
2
15
)×15=47.
(3+
2
15
222151515)×15=47.