3 step multiplication trick - a shortcut method _ bank exams today

5/3/2014 3 Step Multiplication Trick - A shortcut method | Bank Exams Today

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3 Step3 StepMultiplicationMultiplication

Trick - ATrick - Ashortcutshortcutmethodmethod

By: By: Ramandeep SinghRamandeep Singh on Tuesday,on Tuesday,

August 20, 2013August 20, 2013

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Ramandeep Singh

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II the series of providingthe series of providingquantitative shortcuts andquantitative shortcuts andtricks, today I come up withtricks, today I come up with

multiplication trick.multiplication trick.

While doing multiplication of a twoWhile doing multiplication of a two

digit number with another two digitdigit number with another two digit

number, we take at least 6 steps.number, we take at least 6 steps.

Try yourself. Multiply 62 with 32. Try yourself. Multiply 62 with 32.

Now let's do this with a trickNow let's do this with a trick

SSTEPTEP 1 1

First step is same as conventionalFirst step is same as conventional

method, here we multiply 2 with 2.method, here we multiply 2 with 2.

SSTEPTEP 2 2

This is an interesting step. NowThis is an interesting step. Now

multiply last digit first value andmultiply last digit first value and

first digit of second value and vice-first digit of second value and vice-

versa. Then we add outcomes. Butversa. Then we add outcomes. But

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versa. Then we add outcomes. Butversa. Then we add outcomes. But

we need the last number that is 8we need the last number that is 8

here.here.

S STEPTEP 3 3

This is the last step, in this step weThis is the last step, in this step we

do multiplication ten's digit of bothdo multiplication ten's digit of both

value and add the remainder fromvalue and add the remainder from

previous calculation. That's it, weprevious calculation. That's it, we

completed the calculation in 3completed the calculation in 3

steps instead of six steps.steps instead of six steps.

We can use this method forWe can use this method for

multiplication of three or even fourmultiplication of three or even four

digit numbers but timedigit numbers but time

management is really important inmanagement is really important in

IBPS exam and other recruitmentIBPS exam and other recruitment

exams so for longer calculations,exams so for longer calculations,

estimation is the best trick. I willestimation is the best trick. I will

post an article about how to dopost an article about how to do

per Preference Listper Preference List55



post an article about how to dopost an article about how to do

long calculations using estimationlong calculations using estimation

and result is 95% accurate which isand result is 95% accurate which is

enough to arrive at answer.enough to arrive at answer.

Update 06-09-2013Update 06-09-2013

As two of the readers namelyAs two of the readers namely

Rahul and Ansh have requestedRahul and Ansh have requested

me to use this technique in longerme to use this technique in longer

calculations multiplications. I amcalculations multiplications. I am

updating this article.updating this article.

MMULTIPLICATIONULTIPLICATION OFOF 3 3DIGITDIGIT NUMBERSNUMBERS

In this example I will multiply 432In this example I will multiply 432

with 346. Now the 3 stepwith 346. Now the 3 step

multiplication method will becomemultiplication method will become

5 step. This method can be used5 step. This method can be used

for 4 and even 5 digit numbers butfor 4 and even 5 digit numbers but

as in bank exams there is lack ofas in bank exams there is lack of

time available for calculations Itime available for calculations I

recommend you to userecommend you to use

approximation for longapproximation for long

calculations.calculations.

SSTEPTEP 1 1



SSTEPTEP 2 2

SSTEPTEP 3 3

SSTEPTEP 4 4



SSTEPTEP 5 5

In case you find any difficulty toIn case you find any difficulty to

understand the aboveunderstand the above

multiplication method then askmultiplication method then ask

your question in the comments. Iyour question in the comments. I

will try to answer every querywill try to answer every query

asap. asap.

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Labels: Labels: CATCAT , , ibps poibps po , , prep quantprep quant ,,

quantquant , , study materialstudy material

21 COMMENTS:21 COMMENTS:

Probability - ShortcutsProbability - Shortcuts

and Questions withand Questions with

AnswersAnswers

How to increase yourHow to increase your

speed during Bank Examsspeed during Bank Exams

Frequently AskedFrequently Asked

Questions by Bank JobQuestions by Bank Job

AspirantsAspirants

October 12, 2013 at 12:06 PMOctober 12, 2013 at 12:06 PM

ReplyReply

1. PRAISYPRAISY

Thank you for thisThank you for this

sooperb tricks..I triedsooperb tricks..I tried

for 3 digit to 2 digitfor 3 digit to 2 digit

numbers. But i din getnumbers. But i din get

the answer. Help me inthe answer. Help me in

this regard ..this regard ..


ReplyReply

2. RAMAN2572RAMAN2572

In IBPS you won't haveIn IBPS you won't have

time to make suchtime to make such

calculations. Usecalculations. Use

estimation techniqueestimation technique




ReplyReply

3. DIVYADIVYA

HII...FOR 3 DIGITHII...FOR 3 DIGIT

NUMBER HOW CAN WENUMBER HOW CAN WE

REMEMBER THESEREMEMBER THESE

MANY STEPS TO BEMANY STEPS TO BE

MANDATORYMANDATORY

FOLLOWED??FOLLOWED??


ReplyReply


Yes it will be applicableYes it will be applicable


ReplyReply

5. RAGHURAGHU

Dear Raman,Dear Raman,

I am very happy andI am very happy and

thankful for these nicethankful for these nice

tricks..but please alsotricks..but please also

give a trick to "multiply 2give a trick to "multiply 2

digit number with 3 digitdigit number with 3 digit

number(andnumber(and

more)"..weather thismore)"..weather this

trick is applicable fortrick is applicable for

those multiplication?those multiplication?


ReplyReply


Please look at abovePlease look at above

examples. I did that.examples. I did that.





ReplyReply

@rahul I have updated@rahul I have updated

the article. This is notthe article. This is not

estimation, this a vedicestimation, this a vedic

maths trick. Pleasemaths trick. Please

share this article onshare this article on

Facebook and Twitter asFacebook and Twitter as

I made lots of efforts forI made lots of efforts for

you. In case you areyou. In case you are

confused about anyconfused about any

topic, please leave atopic, please leave a

reply, will try to writereply, will try to write

about that topic.about that topic.


ReplyReply

8. RAHULRAHUL

veere u said u will postveere u said u will post

an article on LONGan article on LONG

MULTIPLICATIONMULTIPLICATION

CALCULTION byCALCULTION by

ESTIMATION..i amESTIMATION..i am

waiting..please postwaiting..please post

quicky..paper sir tequicky..paper sir te

hai..kamm kharaab hohai..kamm kharaab ho

jaanajaana


ReplyReply

9. LOVEJEET SINGHLOVEJEET SINGH

sir when we take 3 digitssir when we take 3 digits

multiply with 4 digits itsmultiply with 4 digits its

is not gonna beis not gonna be

solved....solved....


10. INBA RAJINBA RAJ



RepliesReplies

ReplyReply

NiceNice

November 10, 2013 at 8:35 AMNovember 10, 2013 at 8:35 AM

ReplyReply

11. ANONYMOUSANONYMOUS

if you like to multiply 3if you like to multiply 3

digit no with 2 digitdigit no with 2 digit

number you have tonumber you have to

add a zero before 2 digitadd a zero before 2 digit

number ex.number ex.

132x079132x079

November 11, 2013 at 10:03 PMNovember 11, 2013 at 10:03 PM

ReplyReply

12. Anok HhhAnok Hhh

i like 2 digit short cuti like 2 digit short cut

answers i learnt fromanswers i learnt from

that examples. thankthat examples. thank

you for that but 3 digityou for that but 3 digit

confuse,confuse,


1. Ramandeep SinghRamandeep Singh

So avoid threeSo avoid three

digit method :pdigit method :p


ReplyReply

13. Amit Kumar SonuAmit Kumar Sonu

pls sove here examplepls sove here example

55*6555*65




ReplyReply


Sir pls help solving thisSir pls help solving this

nos. 55*65 as asked bynos. 55*65 as asked by

MR.amitMR.amit

December 1, 2013 at 10:29 AMDecember 1, 2013 at 10:29 AM

ReplyReply


50*60+5*5+60*5+50*5=357550*60+5*5+60*5+50*5=3575

December 10, 2013 at 2:13 PMDecember 10, 2013 at 2:13 PM

ReplyReply


thanks for tricksthanks for tricks


ReplyReply


does the above trick,does the above trick,

told by anonymous, istold by anonymous, is

specific????specific????

coz it does not work forcoz it does not work for

91*7691*76


ReplyReply


is there anyone who canis there anyone who can

tell about multiplicationtell about multiplication

of 4 digit no with 3 digitof 4 digit no with 3 digit

nono



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Thanks for commenting. It's veryThanks for commenting. It's very

difficult to answer every querydifficult to answer every query

here, it's better to post your queryhere, it's better to post your query

on IBPSToday.comon IBPSToday.com

February 20, 2014 at 9:43 PMFebruary 20, 2014 at 9:43 PM

ReplyReply


Thank u so much..i wasThank u so much..i was

very muchvery much

confused..now set..confused..now set..

March 2, 2014 at 1:10 AMMarch 2, 2014 at 1:10 AM

ReplyReply

20. Sanajy BanerjeeSanajy Banerjee

all first 18 people areall first 18 people are

dumbasses... dontdumbasses... dont

try...u peoplewont gettry...u peoplewont get

throughthrough

its so easily explained..its so easily explained..

no one can spoonfeedno one can spoonfeed

you allyou all



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