The interest of ten thousand yuan is one yuan a day. If a month is 30 days and the interest is 30 yuan, the interest for 365 days a year is 365 yuan.

Interest is the use fee of money in a certain period of time, and it refers to the reward that money holders (creditors) get from borrowers (debtors) for lending money or monetary capital. Including deposit interest, loan interest and interest generated by various bonds.