Question
Sat March 14, 2015 By: Mahesh

Please explain the long division method for finding the square root of a number. 

Expert Reply
Prasenjit Paul
Sun March 15, 2015
space space space space space space space space space space space 18 bottom enclose table row cell space space space 1 end cell row cell plus 1 end cell end table end enclose open vertical bar table row cell 3 24 with bar on top end cell row cell bottom enclose 1 space space space space end enclose end cell end table close vertical bar table row 1 row blank end table table row cell space space space 28 end cell row cell space space space space space 8 end cell end table open vertical bar table row 224 row cell bottom enclose 224 end cell end table close vertical bar table row 8 row blank end table space space space space space space space space space space space space 0 S t e p 1 colon space S t a r t space p a i r i n g space t h e space d i g i t s space f r o m space t h e space r i g h t space h a n d space s i d e space o f space t h e space n u m b e r. S t e p 2 colon space F i n d space t h e space n e a r e s t space p e r f e c t space s q u a r e space t o space t h e space f i r s t space n u m b e r space o r space t h e space f i r s t space p a i r space o f space d i g i t s space l e s s space t h a n space 3. space I n space t h i s space c a s e space w h i c h space i s space 1. S t e p 3 colon space D o u b l e space t h e space f i r s t space d i v i s o r space i. e. space 1 plus 1 equals 2 S t e p 4 colon space F i n d space a space n u m b e r space w h i c h space w i t h space 2 space w h e n space m u l t i p l i e d space b y space t h e space s a m e space n u m b e r space i s space l e s s space t h a n space o r space e q u a l space t o space 224. space I n space t h i s space c a s e space w h i c h space i s space 8. S t e p space 5 colon space T h e r e f o r e space 18 space i s space t h e space p e r f e c t space s q u a r e.
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what side x of this square?  

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