Calculate the number 670
NUMBERMANIA: Calculate the number 670 using numbers [5, 8, 9, 6, 93, 100] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.Correct answers: 2
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Gregorian calendar first dayIn 1582, this was the first day of the Gregorian calendar under the decree of Pope Gregory XIII in the Catholic countries of Italy, Spain, Portugal and Poland, which realigned the calendar with the equinoxes. The rest of the world was still using the Julian calendar, and recognized the day as 5 Oct 1582.« |