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直接写出得数(1)12+14=(2)79×37=(3)25÷34=(4)13×516×35=(5)49×57+59×57=(6)56−12=(7)1415÷7=(8)3×29=(9)12×(34−13)=(10)1−89÷78=

题目详情
直接写出得数
(1)
1
2
+
1
4
=
(2)
7
9
×
3
7
=
(3)
2
5
÷
3
4
=
(4)
1
3
×
5
16
×
3
5
=
(5)
4
9
×
5
7
+
5
9
×
5
7
=
(6)
5
6
1
2
=
(7)
14
15
÷7=
(8)
2
9
=
(9)12×(
3
4
1
3
)=
(10)1−
8
9
÷
7
8
=
(1)
1
2
+
1
4
=
(2)
7
9
×
3
7
=
(3)
2
5
÷
3
4
=
(4)
1
3
×
5
16
×
3
5
=
(5)
4
9
×
5
7
+
5
9
×
5
7
=
(6)
5
6
1
2
=
(7)
14
15
÷7=
(8)
2
9
=
(9)12×(
3
4
1
3
)=
(10)1−
8
9
÷
7
8
=
(1)
1
2
+
1
4
=
(2)
7
9
×
3
7
=
(3)
2
5
÷
3
4
=
(4)
1
3
×
5
16
×
3
5
=
(5)
4
9
×
5
7
+
5
9
×
5
7
=
(1)
1
2
+
1
4
=
1
2
+
1
4
=
1
2
1122
1
4
1144(2)
7
9
×
3
7
=
7
9
×
3
7
=
7
9
7799
3
7
3377(3)
2
5
÷
3
4
=
2
5
÷
3
4
=
2
5
2255
3
4
3344(4)
1
3
×
5
16
×
3
5
=
1
3
×
5
16
×
3
5
=
1
3
1133
5
16
551616
3
5
3355(5)
4
9
×
5
7
+
5
9
×
5
7
=
4
9
×
5
7
+
5
9
×
5
7
=
4
9
4499
5
7
5577
5
9
5599
5
7
5577 (6)
5
6
1
2
=
(7)
14
15
÷7=
(8)
2
9
=
(9)12×(
3
4
1
3
)=
(10)1−
8
9
÷
7
8
=
(6)
5
6
1
2
=
5
6
1
2
=
5
6
5566
1
2
1122(7)
14
15
÷7=
14
15
÷7=
14
15
14141515(8)
2
9
=
2
9
=
2
9
2299(9)12×(
3
4
1
3
)=
12×(
3
4
1
3
)=
3
4
3344
1
3
1133(10)1−
8
9
÷
7
8
=
1−
8
9
÷
7
8
=
8
9
8899
7
8
7788
▼优质解答
答案和解析
(1)
1
2
+
1
4
=
3
4
(2)
7
9
×
3
7
=
1
3
(3)
2
5
÷
3
4
=
8
15
(4)
1
3
×
5
16
×
3
5
=
1
16
(5)
4
9
×
5
7
+
5
9
×
5
7
=
5
7
(6)
5
6
1
2
=
1
3
(7)
14
15
÷7=
2
15
(8)
2
9
=
2
3
(9)12×(
3
4
1
3
)=5
(10)1−
8
9
÷
7
8
=-
1
63
(1)
1
2
+
1
4
=
3
4
(2)
7
9
×
3
7
=
1
3
(3)
2
5
÷
3
4
=
8
15
(4)
1
3
×
5
16
×
3
5
=
1
16
(5)
4
9
×
5
7
+
5
9
×
5
7
=
5
7
(1)
1
2
+
1
4
=
3
4
(1)
1
2
+
1
4
=
3
4
1
2
111222+
1
4
111444=
3
4
3
4
333444 (2)
7
9
×
3
7
=
1
3
(2)
7
9
×
3
7
=
1
3
7
9
777999×
3
7
333777=
1
3
1
3
111333 (3)
2
5
÷
3
4
=
8
15
(3)
2
5
÷
3
4
=
8
15
2
5
222555÷
3
4
333444=
8
15
8
15
888151515 (4)
1
3
×
5
16
×
3
5
=
1
16
(4)
1
3
×
5
16
×
3
5
=
1
16
1
3
111333×
5
16
555161616×
3
5
333555=
1
16
1
16
111161616 (5)
4
9
×
5
7
+
5
9
×
5
7
=
5
7
(5)
4
9
×
5
7
+
5
9
×
5
7
=
5
7
4
9
444999×
5
7
555777+
5
9
555999×
5
7
555777=
5
7
5
7
555777 (6)
5
6
1
2
=
1
3
(7)
14
15
÷7=
2
15
(8)
2
9
=
2
3
(9)12×(
3
4
1
3
)=5
(10)1−
8
9
÷
7
8
=-
1
63
(6)
5
6
1
2
=
1
3
(6)
5
6
1
2
=
1
3
5
6
555666−
1
2
111222=
1
3
1
3
111333 (7)
14
15
÷7=
2
15
(7)
14
15
÷7=
2
15
14
15
141414151515÷7=
2
15
2
15
222151515 (8)
2
9
=
2
3
(8)
2
9
=
2
3
2
9
222999=
2
3
2
3
222333 (9)12×(
3
4
1
3
)=5
(9)12×(
3
4
1
3
)=5
12×(
3
4
333444−
1
3
111333)=5 (10)1−
8
9
÷
7
8
=-
1
63
(10)1−
8
9
÷
7
8
=-
1
63
1−
8
9
888999÷
7
8
777888=-
1
63
1
63
111636363