You can get .56 yuan every day.

the annual income of 5, yuan principal with annualized rate of return of 4.2 is: 5,× 4.2% = 21,

the daily income is: 21/365=.56 yuan.

:

Seven-day annualized rate of return is the average income level of the monetary fund in the last seven days, which is obtained after annualization.

the income calculation formula is as follows: