On Thu, 26 Nov 2015 02:59 am, Laura Creighton wrote:
> The great sticking point for the children I am teaching is
> '*' means multiplication. You can really see that some people
> have to make extensive mental modifications in order to handle
> the concept that mathematical truths are expressed i
In a message of Thu, 26 Nov 2015 05:09:13 +1100, "Steven D'Aprano" writes:
>On Thu, 26 Nov 2015 02:59 am, Laura Creighton wrote:
>
>> The great sticking point for the children I am teaching is
>> '*' means multiplication. You can really see that some people
>> have to make extensive mental modific
Steven D'Aprano :
> But by this time, we had already learned in secondary school that you can
> use any of the following to write multiplication:
>
> x × y
Not where I lived. (Those x's would have been a nightmare for the
teacher who had to mark people's test answers.)
> x ⋅ y
Yes. After all, i