Question

descoperiti regula si gasiti numarul ce urmeaza in fiecare sir :
a)90,100,120,150,190
b)91,92,83,73,74
c)125,152,215,251
d)8765,8756,8576
e)1000,999,997,994,990
f)50,40,140,130,230,220,320

Answer 1

a)+10,+20,+30  numarul urmator e 240
e)-1,-2,-3,-4   numarul urmator  e 985
f)-10,+100,  urmatorul numar 310,410