Faceti suma urmatoarelor grupe de numere: 2,5,8; 7,4,6; 8,3,8; 4,9,5.

Răspuns :

2+5+8=7+8=15
7+4+6=11+6=17
8+3+8=11+8=19
4+9+5=13+5=18
2+5+8=15
7+4+6=17
8+3+8=19
4+9+5=18