If there are two successive discounts of 20% and 20% on the same item, what is the total discount?

If there are two successive discounts of 20% and 20% on the same item, what is the total discount?

Explanation

First discount = 20%, so 80% of price remains.

Second discount = 20% on 80%, which is 16%.

Total discount = 20% + 16% = 36%