6又5分之3与3分之1的积减2又5分之3后,再除以3又5分之3,商是多少?

6又5分之3与3分之1的积减2又5分之3后,再除以3又5分之3,商是多少?

6又5分之3与3分之1的积是33/5乘以1/3=11/5
减2又5分之3后是11/5-13/5=-2/5
除以3又5分之3则是-2/5除以18/5=-2/5乘以5/18=-1/9
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