正确答案是
[
]|
(1) |
(2) |
5
+6-2=[
]|
A .8 |
B .17 |
|
C .7 |
D .9 |
3
+9-5=[
]|
A .8 |
B .17 |
|
C .7 |
D .9 |
6
+3+8=[
]|
A .8 |
B .17 |
|
C .7 |
D .9 |
13
-4+7=[
]|
A .15 |
B .14 |
|
C .16 |
D .11 |
2
+8+4=[
]|
A .15 |
B .14 |
|
C .16 |
D .11 |
9
-2+4=[
]|
A .15 |
B .14 |
|
C .16 |
D .11 |
15
-7-1=[
]|
A .9 |
B .7 |
|
C .8 |
D .4 |
10
+2-8=[
]|
A .9 |
B .7 |
|
C .8 |
D .4 |
5
+8-6=[
]|
A .9 |
B .7 |
|
C .8 |
D .4 |