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CBSE Class 6 Answered

-27+89-(46+21-32+76)-89
Asked by Vishal | 25 Sep, 2015, 09:36: PM
answered-by-expert Expert Answer
C o n s i d e r space t h e space g i v e n space e x p r e s s i o n space minus 27 plus 89 minus open parentheses 46 plus 21 minus 32 plus 76 close parentheses minus 89 W e space n e e d space t o space c o n s i d e r space t h e space s e t space o f space o p e r a t i o n s space i n space b r a c k e t s space f i r s t. space N o w space a p p l y i n g space t h e space o p e r a t i o n s space f r o m space l e f t space a n d space f o l l o w i n g space t h e space a c r o n y m space B O D M A S comma space l e t space u s space a d d space t h e space n u m b e r s space 46 comma space 21 space a n d space 76 space w e space g e t space t h e space s u m space a s space 46 plus 21 plus 76 equals 143. S u b t r a c t i n g space 32 space f r o m space t h e space s u m space 143 comma space w e space h a v e comma space 143 minus 32 equals 111. T h u s comma space minus 27 plus 89 minus open parentheses 46 plus 21 minus 32 plus 76 close parentheses minus 89 equals negative 27 plus 89 minus 143 minus 89 A g a i n space a p p l y i n g space t h e space o p e r a t i o n s space f r o m space l e f t space a n d space f o l l o w i n g space t h e space a c r o n y m space B O D M A S comma space l e t space u s space a d d space t h e space n u m b e r s space 27 comma space 143 space a n d space 89 space w e space g e t space t h e space s u m space a s space 27 plus 143 plus 89 equals 259. T h e r e f o r e comma minus 27 plus 89 minus open parentheses 46 plus 21 minus 32 plus 76 close parentheses minus 89 equals negative 259 plus 89 S u b t r a c t i n g space 89 space f r o m space t h e space s u m space 259 comma space w e space h a v e comma space 259 minus 89 equals 170 T h u s comma space minus 27 plus 89 minus open parentheses 46 plus 21 minus 32 plus 76 close parentheses minus 89 equals negative 170 space space space space space space
Answered by Vimala Ramamurthy | 26 Sep, 2015, 12:14: PM

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