Explicație pas cu pas:
2× 2302-( 1240:4×3):3+124=
4604-930:3+124=
4604-310+124=
4284+124=4408
(5194-3274)×2+140: (987-985)=
1920×2+140: 2=
3840+70=3910
9090:3+12×(785:5+152)+12×15=
3030+12×(157+152)+170=
3030+12×309+170=
3030+3708+170=
6738+170=6908
772:4+16×(128-126:9)=
193+16×(128-14)=
193+16×142=
193+2272= 2465
