102 months before today was 20 Nov 2015, a Friday. Subtracting 102 months in the past is usually just counting from May; however, longer calculations will push us from 2024 into 2023 or further. Even if the calculation remains within the year, I usually take note of the 20 days left in the middle of May to prep for an additional calculation before April. But that’s all there is to it - understand the month, if 102 months will change the year, season, or fiscal calendar, and subtract your dates.
All of our day calculators are measured and QA'd by our engineer. Read more about the Git process here. But here's how 102 months ago gets calculated on each visit:
102 months is Friday November 20, 2015 or could be if you only want workdays. This calculation takes 102 months and only subtracts by the number of workdays in a week. Remember, removing the weekend from our calculation will drastically change our original Friday November 20, 2015 date.
Work months Solution
Monday
Tuesday
Wednesday
Thursday
102 months back
Friday
November 20
Saturday
Sunday
Counting back from today is Friday November 20, 2015 using a full calendar, and is also 75888 hours ago and 88.77% of the year.
Friday Friday November 20, 2015 was the 324 day of the year. At that time, it was 88.77% through 2015.