Question

exercitiul 9 va rog foarte mult

Answer 1

3/8 ireduc.              0.375
12/49 ireduc.          0. 244897......un numar infinit de zecimale
 249/37 ir.               6.(729)
3256/400=814/100=407/50        8.14
321/90=107/30          3.5(6)

3.2/4.6=1.6/2.3=16/23   fractie periodica simpla
165/2.25=33/0.45=11/0.15=1100/15=220/3            73.(3)
3.09/2.5=309/250       1.236
58.6/45=586/450=293/225         1.30(2)
0.005/0.09=(5/1000)/(9/100)=1/200-100/9=1/18    0.0(5)