给下列算式选择正确答案.
[
]|
(1)62 -10 |
(2)37 +6 |
(3)48 +4 |
|||
|
(4)63 +7 |
(5)75 -5 |
(6)51 -8 |
|||
|
(7)70 -2 |
(8)61 -9 |
(9)63 +5 |
|||
|
(10)90 -20 |
|||||
|
A .43 |
B .52 |
C .68 |
D .70 |
||
给下列算式选择正确答案.
[
]|
(1)62 -10 |
(2)37 +6 |
(3)48 +4 |
|||
|
(4)63 +7 |
(5)75 -5 |
(6)51 -8 |
|||
|
(7)70 -2 |
(8)61 -9 |
(9)63 +5 |
|||
|
(10)90 -20 |
|||||
|
A .43 |
B .52 |
C .68 |
D .70 |
||