23-[24-{25-(26-27-28)}]
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SOLUTION :
Given : 23 - [ 24 - { 25 - ( 26 - 27- 28 ) } ]
= 23 - [ 24 - { 25 - (-1-28) } ]
= 23 - [ 24 - { 25 - (- 29 ) } ]
= 23 - [ 24 - { 25 + 29 } ]
= 23 - [ 24 - 54 ]
= 23 - [- 30 ]
= 23 + 30
= 53
*By using BODMAS rule - Bracket, Of , Divide, Multiply, Addition, Subtraction
Bracket -First we solve Simple bracket ( ) then curly bracket { } and then square bracket [ ].
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