-  一年级 / 1.3: 和为一百以内的加法

1. 算一算：

       +   =    ?

     89             90             91                                                                           

2. 算一算：

       +   =    ?

     80             81             82                                                                           

3. 算一算：

       +   =    ?

     96             97             98                                                                           

4. 算一算：

       +   =    ?

     100            101           102                                                                         

5. 算一算：

       +   =    ?

     93             94             95                                                                           

6. 算一算：

       +   =    ?

     44             45             46                                                                           

7. 算一算：

       +   =    ?

     82             83             84                                                                           

8. 算一算：

       +   =    ?

     80             81             82                                                                           

9. 算一算：

       +   =    ?

     89             90             91                                                                           

10. 算一算：

       +   =    ?

     87             88             89                                                                           


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