👤

Calculati apoi verifica prin proba ; 7048+967 ;860-4785 ; 6535-2704 ; 7256-2142 ;

Răspuns :

7048+967=8015
8015-967=7048
8015-7048=967

860-4785=......

6535-2704=3831
6535-3831=2704
3831+2704=6535

7256-2142=5114
7256-5114=2142
2142+5114=7256