##
**16 October 2018**** minus 70 days** will be

7th August 2018

For example

- What is 9 years from Today? (Today plus 9 years)
- What is 180 weeks from 25 February 2020? (25 February 2020 plus 180 weeks)
- What is 11 days from Yesterday? (Yesterday plus 11 days)
- What is 600 days before 14 March 2025? (14 March 2025 minus 600 days)
- What is 28 days before Tomorrow? (Tomorrow minus 28 days)
- What is 150 years from 6 February 2022? (6 February 2022 plus 150 years)

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.