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    精英家教网 > 小学数学 > 题目详情
    3.6÷0.5=7…
    0.1
    0.1
    ，35.12÷18的商用循环小数的简便记法表示是
    1.95
    ?
    1
    1.95
    ?
    1
    ．
    分析：①计算小数除法，先把除数扩大若干倍变成整数，除数扩大几倍，要使商不变，被除数也要扩大几倍，这样处理，余数也要扩大几倍，要求原来的余数，再把余数缩小几倍；
    ②循环小数的简便记法为：把循环节写一遍，在循环节的首位和末位的上面各记一个小圆点．
    解答：解：①3.6÷0.5=7…0.1，
    ②35.12÷18的商用循环小数的简便记法表示是：1.95
    ?
    1
    ．
    故答案为：0.1，1.95
    ?
    1
    ．
    点评：此题考查小数除法的计算方法和循环小数的简便记法．
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