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计算718×412+161313−334÷516÷278的结果为（）A．12B．1C．112D．2
题目详情
计算
÷2
的结果为（ ）
A．
B．1
C．1
D．2
÷2
的结果为（ ）
A．
B．1
C．1
D．2
×4
+
×4
+
7 7 18 18
1 1 2 2
1 1 6 6 13
−3
÷
13
−3
÷
1 1 3 3
3 3 4 4
5 5 16 16
7 7 8 8
B．1
C．1
D．2
1 1 2 2
1
D．2
1 1 2 2
| ||||||
13
|
| 7 |
| 8 |
A．
| 1 |
| 2 |
B．1
C．1
| 1 |
| 2 |
D．2
| ||||||
13
|
| 7 |
| 8 |
A．
| 1 |
| 2 |
B．1
C．1
| 1 |
| 2 |
D．2
| ||||||
13
|
| 7 |
| 18 |
| 1 |
| 2 |
| 1 |
| 6 |
| 7 |
| 18 |
| 1 |
| 2 |
| 1 |
| 6 |
| 7 |
| 18 |
| 1 |
| 2 |
| 1 |
| 6 |
| 1 |
| 3 |
| 3 |
| 4 |
| 5 |
| 16 |
| 1 |
| 3 |
| 3 |
| 4 |
| 5 |
| 16 |
| 1 |
| 3 |
| 3 |
| 4 |
| 5 |
| 16 |
| 7 |
| 8 |
| 1 |
| 2 |
B．1
C．1
| 1 |
| 2 |
D．2
| 1 |
| 2 |
1
| 1 |
| 2 |
D．2
| 1 |
| 2 |
▼优质解答
答案和解析
÷2
=
÷
=
×
=
×
=
×
×
=
．
故选：A．
×4
+
×4
+
7 7 718 18 18×4
1 1 12 2 2+
1 1 16 6 613
−3
÷
13
−3
÷
13
1 1 13 3 3−3
3 3 34 4 4÷
5 5 516 16 16÷2
7 7 78 8 8
=
÷
=
×
=
×
=
×
×
=
．
故选：A．
×
+
×
+
7 7 718 18 18×
9 9 92 2 2+
1 1 16 6 613
−
×
13
−
×
13
1 1 13 3 3−
15 15 154 4 4×
16 16 165 5 5÷
=
×
=
×
=
×
×
=
．
故选：A．
23 23 238 8 8
=
×
=
×
=
×
×
=
．
故选：A．
+
+
7 7 74 4 4+
1 1 16 6 613
−12 13
−12 13
1 1 13 3 3−12×
=
×
=
×
×
=
．
故选：A．
8 8 823 23 23
=
×
=
×
×
=
．
故选：A．
23 23 2312 12 12
4 4 43 3 3×
=
×
×
=
．
故选：A．
8 8 823 23 23
=
×
×
=
．
故选：A．
23 23 2312 12 12×
×
=
．
故选：A．
3 3 34 4 4×
=
．
故选：A．
8 8 823 23 23
=
．
故选：A．
1 1 12 2 2．
故选：A．
| ||||||
13
|
| 7 |
| 8 |
=
| ||||||
13
|
| 23 |
| 8 |
=
| ||||
13
|
| 8 |
| 23 |
=
| ||
|
| 8 |
| 23 |
=
| 23 |
| 12 |
| 3 |
| 4 |
| 8 |
| 23 |
=
| 1 |
| 2 |
故选：A．
| ||||||
13
|
| 7 |
| 18 |
| 1 |
| 2 |
| 1 |
| 6 |
| 7 |
| 18 |
| 1 |
| 2 |
| 1 |
| 6 |
| 7 |
| 18 |
| 1 |
| 2 |
| 1 |
| 6 |
| 1 |
| 3 |
| 3 |
| 4 |
| 5 |
| 16 |
| 1 |
| 3 |
| 3 |
| 4 |
| 5 |
| 16 |
| 1 |
| 3 |
| 3 |
| 4 |
| 5 |
| 16 |
| 7 |
| 8 |
=
| ||||||
13
|
| 23 |
| 8 |
=
| ||||
13
|
| 8 |
| 23 |
=
| ||
|
| 8 |
| 23 |
=
| 23 |
| 12 |
| 3 |
| 4 |
| 8 |
| 23 |
=
| 1 |
| 2 |
故选：A．
| ||||||
13
|
| 7 |
| 18 |
| 9 |
| 2 |
| 1 |
| 6 |
| 7 |
| 18 |
| 9 |
| 2 |
| 1 |
| 6 |
| 7 |
| 18 |
| 9 |
| 2 |
| 1 |
| 6 |
| 1 |
| 3 |
| 15 |
| 4 |
| 16 |
| 5 |
| 1 |
| 3 |
| 15 |
| 4 |
| 16 |
| 5 |
| 1 |
| 3 |
| 15 |
| 4 |
| 16 |
| 5 |
| 23 |
| 8 |
=
| ||||
13
|
| 8 |
| 23 |
=
| ||
|
| 8 |
| 23 |
=
| 23 |
| 12 |
| 3 |
| 4 |
| 8 |
| 23 |
=
| 1 |
| 2 |
故选：A．
| 23 |
| 8 |
=
| ||||
13
|
| 8 |
| 23 |
=
| ||
|
| 8 |
| 23 |
=
| 23 |
| 12 |
| 3 |
| 4 |
| 8 |
| 23 |
=
| 1 |
| 2 |
故选：A．
| ||||
13
|
| 7 |
| 4 |
| 1 |
| 6 |
| 7 |
| 4 |
| 1 |
| 6 |
| 7 |
| 4 |
| 1 |
| 6 |
| 1 |
| 3 |
| 1 |
| 3 |
| 1 |
| 3 |
| 8 |
| 23 |
=
| ||
|
| 8 |
| 23 |
=
| 23 |
| 12 |
| 3 |
| 4 |
| 8 |
| 23 |
=
| 1 |
| 2 |
故选：A．
| 8 |
| 23 |
=
| ||
|
| 8 |
| 23 |
=
| 23 |
| 12 |
| 3 |
| 4 |
| 8 |
| 23 |
=
| 1 |
| 2 |
故选：A．
| ||
|
| 23 |
| 12 |
| 23 |
| 12 |
| 23 |
| 12 |
| 4 |
| 3 |
| 4 |
| 3 |
| 4 |
| 3 |
| 8 |
| 23 |
=
| 23 |
| 12 |
| 3 |
| 4 |
| 8 |
| 23 |
=
| 1 |
| 2 |
故选：A．
| 8 |
| 23 |
=
| 23 |
| 12 |
| 3 |
| 4 |
| 8 |
| 23 |
=
| 1 |
| 2 |
故选：A．
| 23 |
| 12 |
| 3 |
| 4 |
| 8 |
| 23 |
=
| 1 |
| 2 |
故选：A．
| 3 |
| 4 |
| 8 |
| 23 |
=
| 1 |
| 2 |
故选：A．
| 8 |
| 23 |
=
| 1 |
| 2 |
故选：A．
| 1 |
| 2 |
故选：A．
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