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May 8, 1945 was a
Tuesday
How to solve:
May 8, 1945
1
Century anchor
1900s
→
Wednesday (3)
Practice →
2
Divide by 12
45 ÷ 12
→
3
Practice →
3
Remainder of 12
45 % 12
→
9
Practice →
4
Divide remainder by 4
9 ÷ 4
→
2
Practice →
5
Year's doomsday
(3 + 3 + 9 + 2) % 7
→
3 → Wednesday
Practice →
6
Month doomsday
May
→
9th
Practice →
7
Distance
8 − 9
→
-1
Practice →
8
Final answer
(3 + -1) % 7
→
2 → Tuesday
Practice the Doomsday algorithm →