Fortune-telling 40 years old is one year old _ Fortune-telling 40 years old is one year old or imaginary?

As of 20231October 20th 10, she was born in 1983.

The correct formula for calculating the age of one year is the current year-year of birth = age of one year. So the birth year of 40 years old in 2023 is 1983. One year old is calculated according to the year, month and day of the Gregorian calendar, and every 12 months is 1 year old. It calculates the length of time that has passed since birth, based on the age of zero at birth, so it can also calculate the mantissa, such as three years and two months, seven and a half years and so on.