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August 10, 1970 was a
Monday

August 10, 1970 was a Monday — that’s 20,391 days ago. Below you can see exactly how to work the weekday out in your head with the Doomsday algorithm, along with a few other facts about the date.

Weekday
Monday
Day of year
222 of 365
ISO week
Week 33
Leap year?
No
Zodiac sign
Leo
Days ago
20,391

How to solve: August 10, 1970

  1. 1
    Century anchor1900s→Wednesday (3)
    Practice →
  2. 2
    Divide by 1270 ÷ 12→5
    Practice →
  3. 3
    Remainder of 1270 % 12→10
    Practice →
  4. 4
    Divide remainder by 410 ÷ 4→2
    Practice →
  5. 5
    Year's doomsday(3 + 5 + 10 + 2) % 7→6 → Saturday
    Practice →
  6. 6
    Month doomsdayAugust→8th
    Practice →
  7. 7
    Distance10 − 8→2
    Practice →
  8. 8
    Final answer(6 + 2) % 7→1 → Monday

On this day in history

  • 1932The LEGO Group is founded

Related dates

Day beforeAugust 9, 1970 — SundayDay afterAugust 11, 1970 — TuesdayOne year earlierAugust 10, 1969 — SundayOne year laterAugust 10, 1971 — Tuesday
Want to be able to do this for any date in seconds? Read the guide or practice the algorithm.
Did you know? Did you know that the third Monday of January is often referred to as 'Blue Monday' and is considered the most depressing day of the year?