Răspuns :
1102+38-20+401000+172=
=1140-20+4010172
=1120+4010172
=4011292
=1140-20+4010172
=1120+4010172
=4011292
1102+ 76:2-(21-1)+(20 x 20050)+172= 402292
1102+ 38-20+401000+172=402292
1102+ 38-20+401000+172=402292