Answer :
BODMAS remember !!
so 7+[12-{8+3-(54+1-1183)}]
=7+[12-{8+3-(-1128)
=7+[12-1139]
= -1120.....answer !!
so 7+[12-{8+3-(54+1-1183)}]
=7+[12-{8+3-(-1128)
=7+[12-1139]
= -1120.....answer !!