mersenneforum.org  

Go Back   mersenneforum.org > Search Forums

Showing results 1 to 5 of 5
Search took 0.00 seconds.
Search: Posts Made By: Dr Sardonicus
Forum: Miscellaneous Math 2021-04-27, 13:35
Replies: 19
Views: 988
Posted By Dr Sardonicus
So, you took something bad, and deliberately made...

So, you took something bad, and deliberately made it worse.

Does "this" refer to the websites, your having seen the websites, your compounding of their offenses, or something else? In any case,...
Forum: Miscellaneous Math 2021-04-27, 12:36
Replies: 19
Views: 988
Posted By Dr Sardonicus
Even in the Tom Lehrer song, he converts 138 to...

Even in the Tom Lehrer song, he converts 138 to 11 decimal to do the subtraction, "7 from 11 is 4." I would do similarly.

I would work AD + BE hex in my head as follows: D + E hex = 14 + 13 = 27...
Forum: Miscellaneous Math 2021-04-26, 16:13
Replies: 19
Views: 988
Posted By Dr Sardonicus
Even though I grew up with teaspoons,...

Even though I grew up with teaspoons, tablespoons, ounces, cups, pints, gallons, inches, feet, yards, and miles, I did all the arithmetic in decimal.

When introduced to metric units, I was...
Forum: Miscellaneous Math 2021-04-26, 15:44
Replies: 19
Views: 988
Posted By Dr Sardonicus
Who might actually be routinely having to do...

Who might actually be routinely having to do addition and subtraction (not to mention multiplication and division with quotient and remainder) problems to multiple bases by hand escapes me, other...
Forum: Miscellaneous Math 2021-04-26, 13:39
Replies: 19
Views: 988
Posted By Dr Sardonicus
This is simply regrouping and reassociating. I...

This is simply regrouping and reassociating. I admit I don't see much point in doing things this way. One could equally well say 6 + 7 + 5 = 6 + 2 + 5 + 5 = 8 + 10 rather than 6 + 4 + 3 + 5 = 10 +...
Showing results 1 to 5 of 5

 
All times are UTC. The time now is 20:29.


Thu Sep 23 20:29:47 UTC 2021 up 62 days, 14:58, 2 users, load averages: 2.79, 2.80, 2.56

Powered by vBulletin® Version 3.8.11
Copyright ©2000 - 2021, Jelsoft Enterprises Ltd.

This forum has received and complied with 0 (zero) government requests for information.

Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation.
A copy of the license is included in the FAQ.