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**5 May 2019**** minus 30 days** will be

5th April 2019

For example

- What is 20 days from Today? (Today plus 20 days)
- What is 600 weeks from 7 April 2020? (7 April 2020 plus 600 weeks)
- What is 730 days before Yesterday? (Yesterday minus 730 days)
- What is 1 day from 21 July 2024? (21 July 2024 plus 1 day)
- What is 2 months before Tomorrow? (Tomorrow minus 2 months)
- What is 60 weeks before 10 January 2021? (10 January 2021 minus 60 weeks)

The **Gregorian calendar** is the most widely used internationally civil calendar. It is named after Pope Gregory 13th, who introduced it in **October 1582**.

The Gregorian calendar is a **solar calendar**. A regular Gregorian year consists of 365 days, but as in the Julian calendar, in certain years, a leap year, a **leap day is added to February**

The months of **April, June, September, and November** have **30 days**, while the **rest have 31 days** except for **February**, which has **28 days** in a standard year, and **29 in a leap year**.

For best results, please use dates after 1752 and **verify any data** if you are doing genealogy research.