Hi,
could you explain me the meaning of this :
"but not all ratios are fractions. A fraction is a single quantity
Badriya
--- In Math4u@yahoogroups.com, Vinaire <vinaire@...> wrote:
>
> A fraction is represented by a ratio of two numbers, but not all ratios are fractions. A fraction is a single quantity.
>
> Vinaire
>
> ----- Original Message ----
> From: testimprove bonnerentree2003@...
> To: Math4u@yahoogroups.com
> Sent: Saturday, December 15, 2007 4:43:14 PM
> Subject: [Math4u] Re: Does fraction mean division?
>
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> hello,
>
> "Fractions result from INEXACT DIVISION, when we view the remainder as a ratio of the divisor. "
>
> 19 divid by 8 = quotient 2 and the remainder 3
>
> so the ratio 3 : 8 is equal to the fraction 3/8 isn't it?
>
> another example :
>
> 35 divided by 6 = quotient 5 and the remainder 5
>
> so the ratio is 5 : 6 and the fraction is 5/6
>
> my question is :
>
> when I see the fraction as for example : 9/14 I can quickly say
>
> that is a ratio 9 :14 and this ratio is from some division where the remainder is 9 and the divisor is 14.
>
> How to find this fraction?
>
> if Q is the quotient of this division , I can say that
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> Q x 14+9= the dividend.
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> but that didn't give the concret division
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> Badriya
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> --- In Math4u@yahoogroups. com, Vinaire vinaire@ wrote:
> >
> > Fractions are directly related to the concept of divison.
> >
> > Fractions result from INEXACT DIVISION, when we view the remainder as a ratio of the divisor. This gives us a mixed number.
> >
> > Vinaire
> >
> >
> > ----- Original Message ----
> > From: badriyaraihani bonnerentree2003@ ...
> > To: Math4u@yahoogroups. com
> > Sent: Thursday, December 13, 2007 9:07:23 PM
> > Subject: [Math4u] Does fraction mean division?
> >
> > Hi everyone,
> > What is ¾ ?
> > We can visualize ¾ as 1 pizza cut into 4
> >
> > equal slices and you get 3 slices.each
> >
> > slice equals ¼ . and you get 3x1/4. In
> >
> > this case ¾ is a fraction (we do the share within 1 )here to
> > have a whole (1) we mut add 1/4.This is a unit partition
> > But ¾ can also be seen as 3 pizzas to be shared among 4 persons.
> > We have 3 units .here we say that we have to divide 3
> > units into 4.This is a plural partition
> > So in this case ¾ is a division
> > In the both cases the fraction bar(/) is used . this slash
> > sometimes mean fraction and sometimes division.
> > It is a big mistake to say that fraction mean division.only in
> > the case of the unit fractions( fractions which have 1 as
> > numerator) that the meaning of fraction is equal to the
> > meaning of division.
> > The fraction ¼ is the same of 1 divided by 4
> >
> > Badriya
> >
> >
> >
> >
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