Question 1

What date is 9 months after July 20?

Accepted Answer

9 months after July 20 is April 20.

Question 2

Is 9 months after July 20 always the same?

Accepted Answer

Yes — for a given month and day, 9 months forward consistently lands on April 20. Edge cases (like adding 9 months to January 31) clamp to the last valid day of the result month.

Question 3

What is 9 months before April 20?

Accepted Answer

9 months before April 20 brings you back to July 20.

9 Months After July 20

April 20