👤
Coco102
a fost răspuns

Afla suma nr consecutive:1+3+5+............+35;1+2+3+4+.........+60;2+4+6+8..............+60

Răspuns :

1 +3+5+...+35
35+2÷2
37÷2
18.5


1+2+3+4+...+60
60+1÷2
61÷2
30.5



2+4+6+...+60
60+2÷2
62÷2
31

Alte intrebari