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小学数学四年级上册(153题)


\(\square \)里填上合适的数,在\(\circ \)里填上合适的运算符号。



250÷50\( =\)(250÷5)÷(50÷\(\square \))



90÷18\( =\)(90×8)÷(18\(\circ \)\(\square \)



540÷60\( =\)(540\(\circ \)\(\square \))÷(60÷10) 



160÷40\( =\)(160\(\circ \)\(\square \))÷(40\(\circ \)\(\square \))



知识点:6 除数是两位数的除法


参考答案:5,×8,÷10,×10、×10(答案不唯一)

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