After a 20% reduction in the price of an 80 yuan commodity, the price was increased by 5 yuan. What's the current price?

After a 20% reduction in the price of an 80 yuan commodity, the price was increased by 5 yuan. What's the current price?

The current price is 80 * (1-1 / 20) + 5
=80*19/20+5
=76+5
=81
81/80*100%
=101.25%