Year-month-day symbol:
The year of 1. is expressed by cardinal words and generally written as Arabic numerals. When reading, you can read in units of hundreds, or you can read in units of centuries and years.
1949 is pronounced as 90 very happy and 49 or 19 49.
1800 is pronounced as 1800.
253 is pronounced as two forgotten sums 53 or two 53.
1902 is pronounced as 920 or 920.
2. to indicate which year, the preposition in is usually added before the number of years, and when year is used, it is added before the numeral.
253 BC, 253 BC.
However, Arabic numerals are usually added to indicate the year.
Month representation method:
The month is represented by the preposition in plus the capitalized month word. For example: May is May; July is July.
For simplicity, when months are used with dates, they are often abbreviated.
Except May, June and July, all other months are represented by their first three letters, except September.
January-January-February-February
March-March March April-April ..
August.-August. August
September-September
October-October October
November-November
1feb-1feb
Note: The dot after the abbreviated form here cannot be omitted, because it is a symbol indicating the abbreviated form.