does the subject want to ask "what is the interest of 1, yuan at 2%"? 24, yuan or 2, yuan. According to the query law graph network, if 2% interest is monthly interest, then 1, yuan is 2% interest, January interest is 1, times .2 equals 2, yuan, and one year interest is 24, yuan. If 2% interest is annual interest, one year interest is 1, times .2 equals 2, yuan. Interest is the use fee of money in a certain period of time, which refers to the reward that the money holder (creditor) gets from the borrower (debtor) for lending money or monetary capital. Including deposit interest, loan interest and interest incurred by various bonds. Under the capitalist system, the source of interest is the surplus value created by hiring workers.