Question

Descopera regula si completeaza fiecare sir.
a) ... ,... ,... ,1350 ,1700 ,2050 ,... ,... ,...
b)... ,... ,... ,36050 ,44060 ,52070 ,... ,... ,...
c)... ,... ,...52500 ,42000 ,31500 ,... ,... ,...

Answer 1

Răspuns:

a) +350

b)+8010

c)-10500

Explicație pas cu pas:

a) 300,650,1000,1350,1700,2050,2400,2750,3000

b)

12020,20030,28040,36050,44060,52070,60080,68090,72100

c)84000,73500, 63000,52500,42000,31500,21000, 10500,0