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  • 1. 直接写得数                                                                                                                                                                                                                      

    11×2=

    36÷3=

    200+400=

    450÷5=

    43×10=

    48÷4=

    7×70=

    23×20=

    40+44=

    0×39=

    470-40=

    360÷9=

    40×80=

    30×50=

    14×6=

    102×4=

    482÷2=

    900÷3=

    180÷6=

    420÷7=

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