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April 17, 2027 is a
Saturday
How to solve:
April 17, 2027
1
Century anchor
2000s
→
Tuesday (2)
Practice →
2
Divide by 12
27 ÷ 12
→
2
Practice →
3
Remainder of 12
27 % 12
→
3
Practice →
4
Divide remainder by 4
3 ÷ 4
→
0
Practice →
5
Year's doomsday
(2 + 2 + 3 + 0) % 7
→
0 → Sunday
Practice →
6
Month doomsday
April
→
4th
Practice →
7
Distance
17 − 4
→
13
Practice →
8
Final answer
(0 + 13) % 7
→
6 → Saturday
Practice the Doomsday algorithm →