Question

Suma a 3 nr. Consecutiveste 519 afla fiecare nr.

Answer 1

I_________I
I_________I___I1
I_________I___I__I 1 1
1.Egalam partile
519-1-1-1=516
2.Care este primul nr?
516:3=172
3.Dar al doilea?
172+1=173
3.Dar al treilea?
172+1+1=174
VERIFICARE 172+173+174=519

Answer 2

a+a+1+a+2=519
3a=519-(2+1)=516
a=516:3=>a=172-nr unu
172+1=173-nr doi
172+2=174-nr trei
P:172+173+174=519

a.!___!
b.!___!+1. }519
c.!___!+2
519-(1+2)=516
a=516:3=>a=172
b=172+1=>b=173
c=172+2=>c=174