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  • 1. (2023六下·顺德) 直接写得数。                                                                                                                                                  

    ÷7=

    ×9×

    ×= 

     ×(18+)=

    +×12=

    ÷60%=

    (3)×0=

    50%+

    ×÷×=

    17.15-(3.5-2.85)=

      

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