看谁算得又快又对.
|
(1)2 +5= |
10 -3= |
9 -9= |
|
(2)8 +2= |
7 +3= |
10 -9= |
|
(3)5 +4= |
6 +4= |
10 -2= |
|
(4)10 -10= |
9 -7= |
5 +5= |
看谁算得又快又对.
|
(1)2 +5= |
10 -3= |
9 -9= |
|
(2)8 +2= |
7 +3= |
10 -9= |
|
(3)5 +4= |
6 +4= |
10 -2= |
|
(4)10 -10= |
9 -7= |
5 +5= |