The price of a commodity after price reduction is 80 yuan, which is 1 / 4 lower than the original price. How much is the original price

The price of a commodity after price reduction is 80 yuan, which is 1 / 4 lower than the original price. How much is the original price

320 / 3. It's 1 / 4 lower than the original price, that is, there's 3 / 4 left, so divide 80 by 3 / 4 to get the result