The 9th of April.
23 February 2011
February 14, 2013
February 14, 2013
Adding 40 weeks to February 1, 2009 gives November 8, 2009.
To find the date 79 weeks ago, you would subtract 79 weeks from the current date. If today is June 1, 2021, the date 79 weeks ago would be February 10, 2020.
February 1
June 4
March 16th is six weeks away from February 2nd every year.
Subtracting 21 weeks from February 9, 2011 gives September 15, 2010.
There are online date calculators that can help you solve the general problem of adding dates to get a future or past date. On some you can enter the start date and add or subtract a specific number of days, weeks, months, or years to get the future date. For example, to find the date 43 weeks from today, you would enter the current date as the start date and add 43 weeks. The website will then calculate and display the future date. The future date 120,963 weeks after February 1st 2023 will be approximately June 10th, 2097.
~42 weeks prior ... look at a calendar and you will be able to figure the approximate date out.
The 5th of April.