Calculation formula of fund fixed investment income:

m=a( 1+x)[- 1+( 1+x)^n]/x

M: Expected income.

A: Fixed investment per period.

X: the first yield

N: fixed investment period (n power in the formula)

Let's give an example.

We set a monthly fixed investment in 500 yuan, with an annual income of 65,438+02% and fixed investment for 20, 25 and 26 years.

M20 is about 480000

M25 ≈ 89 thousand