小学数学四年级上册(153题)
在\(\square \)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)