Răspuns:
1. 110:10x(110-20x4)+670=
110:10×(110-80)+670=
11×30+670=
330+670=1000
2. (444:4+400-400:10):3=
(111+400-40):3=
471:3=157
3. 110x10-[(599-99x4+30x5)+370:10]:10=
110×10-[(599-396+150)]+37]:10=
1100-(353+37):10=
1100-390:10=
1100-39=1061
4. (9x999-999:9):10-[444-6-(400-400:100)]=
(8991-111):10-[444-6-(400-4)]=
8880:10-(444-6-396)=
888-42=846
Explicație pas cu pas:
Aper ca te-am ajutat!
