Răspuns :

Răspuns:

7911-[8211-(10100-5702)]=

7911-(8211-4398)=

7911-3813=

4098

_____________

12563-[1456+(9876-867)]=

12563-(1456+9009)=

12563-10465=

2098

___________

7015-[3015-(2004-4)]=

7015-(3015-2000)=

7015-1015=

6000

Răspuns:

Explicație pas cu pas:

[tex]\bf 7~911-[8~211-(10~100-5~702)]=[/tex]  

[tex]\bf 7~911-(8~211-4~398)=[/tex]  

[tex]\bf 7~911-3~813=[/tex]  

[tex]\red{\underline{~\bf 4~098~}}[/tex]

[tex]\bf 12~563-[1~456+(9~876-867)]=[/tex]  

[tex]\bf 12~563-(1~456+9~009)=[/tex]  

[tex]\bf 12~563-10~465=[/tex]  

[tex]\purple{\underline{~\bf 2~098~}}[/tex]  

[tex]\bf 7~015-[3~015-(2~004-4)]=[/tex]  

[tex]\bf 7~015-(3~015-2~000)=[/tex]    

[tex]\bf 7~015-1~015=[/tex]

[tex]\blue{\underline{~\bf 6~000~}}[/tex]