In a workshop, the number of male workers is 40% more than that of female workers, and how much less is the number of female workers than that of male workers? Who can tell me, thank you.

In a workshop, the number of male workers is 40% more than that of female workers, and how much less is the number of female workers than that of male workers? Who can tell me, thank you.

1-1÷(1+40%)=1-1÷7/5=1-5/7=2/7