Răspunsuri

2014-02-26T17:37:07+02:00
|-----|-----|----| primul nr
|-----|
|-----|-----|----|+25 
88-25=63
63:7=9 un segment si al doilea nr
9x3=27     nr 1
9x3+25=52 al treilea nr
2014-02-26T17:41:51+02:00