1. 直接写出得数 
(1)
(2)
(3)
(4)
(5)
(6)
【考点】
同分母分数加减法;
【答案】

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1. 直接写出得数                                                                                                                                                                                                             
(1)                                                                                                                                                                                           
(2)                                                                                                                                                                                     
(3)                                                                                                                                                                                     
综合题 普通