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Re: The dyslexia thread
[Re: AndrewR]
#1328433
24/03/2012 19:42
24/03/2012 19:42
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Duffy
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Duffy
Unregistered
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I've just found out that my brother, Dave, has Alzheimer's, I hope it doesn't run in the family because my brother, Dave, has it too.......!
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Re: The dyslexia thread
[Re: barnacle]
#1328492
24/03/2012 22:28
24/03/2012 22:28
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Yes, because all the numbers come out of the 1-10 times table. This was pre-calculators, m'boy! e.g 13*17 the hard way:
13
17 x
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91 <--from the 13* table???
130 <--okay, that one's easy
-------
221
the easy way:
10x10 - 100
10x3 - 30
7x10 - 70
7x3 - 21
-----------
221
The thing is, the second one I can do in my head without really thinking about it. It's geometrical - Isaac Newton would have approved. I understand, but I was just chortling softly to myself (whilst waiting for the home help to turn up in her minibus) at the thought of you, as a 10-year-old, thinking: Now then, on to my 11x tables - oh, wait, no need! (a+b)*(c+d) = ac+bc+bd+ad Job done!! 
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Re: The dyslexia thread
[Re: ]
#1328500
24/03/2012 22:49
24/03/2012 22:49
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Enforcer
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Enforcer
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I've just found out that my brother, Dave, has Alzheimer's, I hope it doesn't run in the family because my brother, Dave, has it too.......! http://www.youtube.com/watch?v=mA6rmZQeXws
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Re: The dyslexia thread
[Re: AndrewR]
#1328522
25/03/2012 00:13
25/03/2012 00:13
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Duffy
Unregistered
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Duffy
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He's got a semi! 
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Re: The dyslexia thread
[Re: barnacle]
#1328529
25/03/2012 00:30
25/03/2012 00:30
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Joined: Mar 2007
Posts: 17,825 Auld Reekie
Edinburgh
Club President, member225
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Club President, member225
Forum veteran
Joined: Mar 2007
Posts: 17,825
Auld Reekie
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Yes, because all the numbers come out of the 1-10 times table. This was pre-calculators, m'boy! e.g 13*17 the hard way:
13
17 x
-------
91 <--from the 13* table???
130 <--okay, that one's easy
-------
221
the easy way:
10x10 - 100
10x3 - 30
7x10 - 70
7x3 - 21
-----------
221
The thing is, the second one I can do in my head without really thinking about it. It's geometrical - Isaac Newton would have approved.  Why not take up darts?
BumbleBee carer
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Re: The dyslexia thread
[Re: ]
#1328530
25/03/2012 00:32
25/03/2012 00:32
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Joined: Dec 2005
Posts: 12,546 Northumberland
AndrewR
OP
I AM a Coop
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OP
I AM a Coop
Joined: Dec 2005
Posts: 12,546
Northumberland
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Whilst not every person incapable of spelling is dyslexic, I'd personally be very wary of calling persons that claim to be so, liars. I'm not suggesting that they're lairs, more suggesting that they may have been told all of their life that they are dyslexic because it's a quick and easy diagnosis. If somebody can't spell, but can field a logical and coherent argument then, fair enough, they deserve the benefit of the doubt. Conversely, if somebody can't spell, but also can't understand or address flaws in their view that are repeatedly explained to them, or badly defends illogical points then that, to me, suggests that their deficiencies aren't dyslexic, or at least not just dyslexic, in nature.
Dear monos, a secret truth.
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Re: The dyslexia thread
[Re: barnacle]
#1328538
25/03/2012 00:44
25/03/2012 00:44
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Joined: Dec 2005
Posts: 12,546 Northumberland
AndrewR
OP
I AM a Coop
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OP
I AM a Coop
Joined: Dec 2005
Posts: 12,546
Northumberland
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Just realised 221 is both the sum of two primes *and* the sum of two squares... As I'm sure everybody has realised, 221 can't possibly be the sum of 2 primes, because other than 2 all primes are odd and an odd number minus an odd number gives an even number, so 221 - x (where x is odd) = y (where y is even), except in the case of x=2, where y would be 219, which clearly isn't prime, as the sum of the 2+1+9 is 12 (meaning that 219 is divisible by 3). So, 221 is the product of 2 primes. But you already knew that 
Dear monos, a secret truth.
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Re: The dyslexia thread
[Re: AndrewR]
#1328547
25/03/2012 01:33
25/03/2012 01:33
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Re: The dyslexia thread
[Re: AndrewR]
#1328561
25/03/2012 08:33
25/03/2012 08:33
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Joined: Dec 2005
Posts: 33,771 Berlin
barnacle
Club Member 18 - ex-Minister without Portfolio
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Club Member 18 - ex-Minister without Portfolio
Forum Demigod
Joined: Dec 2005
Posts: 33,771
Berlin
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So, 221 is the product of 2 primes. But you already knew that  I have to leave *something* for people to nit-pick!
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Re: The dyslexia thread
[Re: barnacle]
#1328563
25/03/2012 09:08
25/03/2012 09:08
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Joined: Jun 2006
Posts: 32,122 Cumbria
stan
Dr. Frankenstan
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Dr. Frankenstan
Forum Demigod
Joined: Jun 2006
Posts: 32,122
Cumbria
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So, 221 is the product of 2 primes. But you already knew that  I have to leave *something* for people to nit-pick! We're having a pit-nick? Can I have a Scotch Egg please? 
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Re: The dyslexia thread
[Re: AndrewR]
#1328645
25/03/2012 14:04
25/03/2012 14:04
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Joined: Aug 2011
Posts: 2,595 angus, scotland
jimbob13
I need some sleep
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I need some sleep
Joined: Aug 2011
Posts: 2,595
angus, scotland
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Whilst not every person incapable of spelling is dyslexic, I'd personally be very wary of calling persons that claim to be so, liars. I'm not suggesting that they're lairs, more suggesting that they may have been told all of their life that they are dyslexic because it's a quick and easy diagnosis. D'oh! 
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Re: The dyslexia thread
[Re: AndrewR]
#1328667
25/03/2012 17:00
25/03/2012 17:00
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Duffy
Unregistered
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Duffy
Unregistered
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Did spot that but didn't rise to the bait!
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