[Pibe-division] borrowing in subtraction problems with Nemeth code

Krystal Guillory krystalguillory at aol.com
Tue Apr 11 11:56:16 UTC 2017


Marianne, 

We do not use cancellation marks unless a student cannot keep the information in their head. 

Thanks,
Krystal

> On Apr 10, 2017, at 10:20 PM, Marianne Denning via PIBE-Division <pibe-division at nfbnet.org> wrote:
> 
> Yes, it is what I am asking. If the problem is 242 - 163 would you have them use the cancellation marks around the numbers that need to be changed? It just seems like so much work. I have been blind all of my life but did not learn or use Nemeth code in school.
> 
>> On Mon, Apr 10, 2017 at 10:56 PM, Greg Aikens via PIBE-Division <pibe-division at nfbnet.org> wrote:
>> Hi Marianne,
>> I typically only showed my students proper Nemeth code for borrowing so they could understand what is in the textbook. I never had them “cross out” anything using the proper Nemeth symbols when writing their problems. Is this what you are asking or am I missing the mark?
>> 
>> 
>> > On Apr 10, 2017, at 10:24 PM, Marianne Denning via PIBE-Division <pibe-division at nfbnet.org> wrote:
>> >
>> > Okay, I hate teaching borrowing using proper Nemeth code. It is so complicated. I know the abacus is the best way to accomplish this but what would you suggest in teaching subtraction when borrowing is involved?
>> >
>> > --
>> > Marianne Denning, TVI, MA
>> > Teacher of students who are blind or visually impaired
>> > (513) 607-6053
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>> 
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> 
> 
> 
> -- 
> Marianne Denning, TVI, MA
> Teacher of students who are blind or visually impaired
> (513) 607-6053
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