Create a column to mark Previous 3 Month

[Anonymous]

I want create a column that would mark "true" for Max three month else "false"

Date	new column = true or false
october 2022	true
september 2022	true
august 2022	true
july 2022	false
june 2022	false
may 2022	false
april 2022	false
march 2022	false
february 2022	false

[lukiz84]

NewColumn := DATEDIFF(YourTable[Date], NOW(), MONTH) <= 3