5
9
÷
1
3
=
5
9
×3
=
5
3

改正:
分析:根據(jù)分數(shù)除法的計算法則進行求解,得出結果再與
5
3
比較即可.
解答:解:
5
9
÷
1
3
=
5
9
×3
=
5
3
;
原題計算是正確的.
故答案為:√.
點評:本題考查了分數(shù)除法的計算方法:除以一個不為0的數(shù),等于乘上這個數(shù)的倒數(shù).
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