this post was submitted on 23 Mar 2025
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Math Memes

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[–] [email protected] 6 points 1 day ago (2 children)

The U.S. 12h clock is stupid: 12PM + 1h = 1PM

If you don't use a 24h clock at least do it like the Japanese, who also use the 12h clock and have: 0:00 PM + 1h = 1:00 PM

[–] [email protected] 2 points 1 day ago

turns out Americans really love the modulo operation, no wonder programmers are paid so well there

[–] [email protected] 4 points 1 day ago (1 children)

that just moves the weird math, because 11:00 + 1h = 00:00... The fact that clocks are a circle means there is some weird math like this happening somewhere no matter the system.

[–] [email protected] 5 points 1 day ago* (last edited 1 day ago) (1 children)

Not really 11:00 AM +1h becomes 00:00 PM, and vice versa. PM and AM are different prefixes/systems/units. Much simpler to understand IMO. 12:00 AM and 12:00 PM would no longer exist, you just convert them from PM to AM or back when you reach them and set the numbers to 00 again.

[–] [email protected] 4 points 1 day ago

This is basically the same system as the regular 12:00 clock except noon and midnight are 00:00 instead of 12:00.

Seems functionality the same to me.

24 hour is the only way. If only I could convince people to stay saying "15 O'Clock". That would be neato. People know what it is, just not used to it