Question

Calcule;
100-{2[25-(27:9+24-7)]}:2=

Answer 1

100 - { 2 [ 25 - (27 : 9 + 24 - 7) ]} : 2=
= 100 - { 2 [ 25 - (3 + 24 - 7)]} : 2
= 100 - { 2 [ 25 - (27 - 7)]} : 2
= 100 - { 2 [ 25 - 20 ] } : 2
= 100 - { 2 + 5 } : 2
= 100 - 7 : 2
= 100 - 3,5
= 96, 5