What do you mean nine purple is divorced?

Fortune-telling life: there seems to be a formula to calculate.

Male life plan: [100 MINUS the last two digits of the year of birth] ‖9, and the remainder is the feng shui life of this person. Divided by the remainder, nine purple's life.

Female life program: [4 is subtracted from the last two digits of the year of birth] ÷ 9, and the remainder is her feng shui life. Divided by the remainder, nine purple's life.