How to calculate Zhouyi's birthday?

There are many ways to use birthday prediction, and the following methods are recommended:

1.8 divided by the date of birth is divination.

2. The date of birth 8 is the next hexagram after addition and division.

3. The remainder obtained by dividing 6 by 6 at birth is a change of heart.

Note: years and times of land use, such as purple 1 ugly 2 yin 3 Mao 4 Chen 5 si 6 noon 7.