Answer is 53
/thread
By force I tell you. Class 4 was a bad year for me, with the X Table and
all. I was canned mpaka zikaingia kwa finger tips.
:-)
Regards.
> hehehe, ati u learnt by force!! LOL
>
> On Fri, Dec 31, 2010 at 11:42 AM, <sospeter@elimu.co.ke> wrote:
>
>> The whole confusion (magic!) started when they inserted brackets.
>> (22+32) - (21+15+5).
>>
>> Enyewe my dad would slap me hard too! :-)
>>
>> I learnt Math by force. Not until later when I presented my dad with a
>> calculus problem. Hihihi.
>>
>> > ok, I might be wrong in my explanations by the very meaning of my
>> words,
>> > but
>> > for sure it applies logically....at the point where you only have +
>> and -
>> > signs
>> >
>> > The placing of brackets at this point (22+32) - (21+15+5) is where
>> they
>> > went
>> > wrong.....and its actually confusing if care is not taken [and here is
>> the
>> > point where the-not-soooo-maths-savy skunks start thinking in a
>> complex
>> > way
>> > and do magic!!]
>> >
>> > At this point, (22+32) - (21+15+5) they should actually have done
>> this,
>> if
>> > they really have to follow BODMAS rules and placing of braces...
>> >
>> > (22)+(32)+(-21)+(15)(+5)
>> >
>> > In fact, me thots.... their complexing thinking made them assume -
>> > sign in 22+32
>> > - 21+15+5 was to separate the equation into 2 parts, so they got
>> (22+32)
>> -
>> > (21+15+5)!!! thithihihihihihi. My dad would pinch me so hard if he saw
>> me
>> > do
>> > that!!
>> >
>> >
>> >
>> > On Fri, Dec 31, 2010 at 11:25 AM, <sospeter@elimu.co.ke> wrote:
>> >
>> >> @Gregory,
>> >>
>> >> I disagree. BODMAS is used on all operators and not "when u have
>> >> multiplication and division signs (in a complex equation)" as you put
>> >> it.
>> >>
>> >> BODMAS is just a system that helps us remember the order in which to
>> >> deal
>> >> with the operators.
>> >>
>> >> But I agree with you on the answer.
>> >>
>> >> > For all I know, BODMAS comes in when u have multiplication and
>> >> division
>> >> > signs (in a complex equation), and its here that u r required to
>> put
>> >> > brackets, for simplicity sake. When u reach the point where u have
>> +
>> >> and
>> >> -
>> >> > operators between, u just apply simple arithmetic and logic. U just
>> >> add
>> >> > subtract add blah blah, whenever u see the appropriate sign!!!!!!
>> >> >
>> >> > Mul and division signs r binary operators, + and - are unary
>> >> > operators....if
>> >> > u don't hv the capacity to sink this in grey matter, don't bother
>> >> trying
>> >> > any
>> >> > harder, coz that the way maths is!!! duhhhhhh!!!!!!! Where r the
>> >> > mathematicians?!!!
>> >> >
>> >> > 53 is the answer!! CASE CLOSED! Even a standard 8 pupil would do
>> this
>> >> in
>> >> > seconds, whatever happened to our maths.........!!!!!!!
>> >> >
>> >> >
>> >> > On Fri, Dec 31, 2010 at 10:30 AM, <sospeter@elimu.co.ke> wrote:
>> >> >
>> >> >> @Collins was wrong at this point
>> >> >>
>> >> >> =>(22+32) - (21+15+5)
>> >> >>
>> >> >> Without the brackets as it was before it would be
>> >> >>
>> >> >> 22 + 32 - 21 + 15 + 5
>> >> >>
>> >> >> Then Addition:
>> >> >>
>> >> >> 22 + 32 + 15 + 5 = 74
>> >> >>
>> >> >> Then Subtraction:
>> >> >>
>> >> >> 74 - 21 = 53
>> >> >>
>> >> >> .
>> >> >> . . Ans = 53
>> >> >>
>> >> >> Regards.
>> >> >>
>> >> >>
>> >> >>
>> >> >> > BODMAS :
>> >> >> > 11 x 2 + 32 - 21 + 5 x 3 + 5 x 1
>> >> >> >
>> >> >> > since we have no brackets, or division, we go to multiplication:
>> >> hence
>> >> >> >
>> >> >> > (11X2) +32-21+(5X3)+(5X1)
>> >> >> >
>> >> >> > => 22 + 32 - 21 + 15 + 5
>> >> >> > Then Addition
>> >> >> >
>> >> >> > (22+32) - (21+15+5)
>> >> >> > => 54 - 41
>> >> >> >
>> >> >> > => 13.
>> >> >> >
>> >> >> > My 2 Cnts.
>> >> >> >
>> >> >> > On Thu, Dec 30, 2010 at 7:05 PM, Solomon Mburu Kamau
>> >> >> > <solo.mburu@gmail.com>wrote:
>> >> >> >
>> >> >> >> Such a mathematical calculation does not require BODMAS, I was
>> >> taught
>> >> >> >> that in school, since there is not bracket.
>> >> >> >> If done as it is, the answer should be 53.
>> >> >> >> Therefore the 'winner' of that 160K, is just 'one of the few
>> >> picked
>> >> >> >> up' guys and declared them winners.
>> >> >> >>
>> >> >> >>
>> >> >> >>
>> >> >> >> On 30/12/2010, Martin G. Kamau <gachunga@gmail.com> wrote:
>> >> >> >> > IMO, The link provided by @Erick is right... the answer
>> should
>> >> be
>> >> >> 53;
>> >> >> >> and
>> >> >> >> > @Brian the calculator did use BODMAS.
>> >> >> >> >
>> >> >> >> > On Thu, Dec 30, 2010 at 5:48 PM, Brian Rioba
>> <rriobs@gmail.com>
>> >> >> wrote:
>> >> >> >> >
>> >> >> >> >> Should be 13.Erick your calculator appears to be doing
>> Linear
>> >> >> >> >> processing insread of following BODMAS
>> >> >> >> >>
>> >> >> >> >> On 12/30/10, Erick Njenga <eriknjenga@gmail.com> wrote:
>> >> >> >> >> > Msema
>> >> >> >> >> > kweli<
>> >> >> >> >>
>> >> >> >>
>> >> >>
>> >>
>> http://www.google.co.ke/search?sourceid=chrome&ie=UTF-8&q=11+x+2+%2B+32+-+21+%2B+5+x+3+%2B+5+x+1+%3D
>> >> >> >> >> >
>> >> >> >> >> > --
>> >> >> >> >> >
>> >> >> >> >> > Thanks and Regards,
>> >> >> >> >> > Erick Njenga Nyachwaya,
>> >> >> >> >> > M: +254-725-008-790
>> >> >> >> >> >
>> >> >> >> >> > <http://www.facebook.com/ErickNjenga> <
>> >> >> >> >> http://www.twitter.com/ErickNjenga>
>> >> >> >> >> >
>> >> >> >> >> _______________________________________________
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>> >> >> >> >>
>> >> >> >> >
>> >> >> >> >
>> >> >> >> >
>> >> >> >> > --
>> >> >> >> > Regards,
>> >> >> >> > Martin Kamau
>> >> >> >> >
>> >> >> >>
>> >> >> >>
>> >> >> >> --
>> >> >> >> *Solomon Mbũrũ Kamau*
>> >> >> >>
>> >> >> >> *****************************************************
>> >> >> >> *Man is a gregarious animal and enjoys agreement as cows will
>> >> graze
>> >> >> all
>> >> >> >> the
>> >> >> >> same way to the side of a hill!*
>> >> >> >>
>> >> >> >> AND
>> >> >> >>
>> >> >> >> *It is better to die in dignity than in the ignominy of
>> ambiguous
>> >> >> >> generosity! *
>> >> >> >>
>> >> >> >> http://smiley2.wordpress.com
>> >> >> >> http://mburu.sikika.co.ke
>> >> >> >> _______________________________________________
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>> >> >> >>
>> >> >> > _______________________________________________
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>> >> >>
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>> >> >>
>> >> >
>> >> >
>> >> >
>> >> > --
>> >> > Regards,
>> >> > Greg
>> >> > --------
>> >> > Life is not a rehearsal, you only live once!
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>> >>
>> >>
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>> >
>> >
>> >
>> > --
>> > Regards,
>> > Greg
>> > --------
>> > Life is not a rehearsal, you only live once!
>> > _______________________________________________
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>>
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>
>
>
> --
> Regards,
> Greg
> --------
> Life is not a rehearsal, you only live once!
> _______________________________________________
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