Question

Scrieti sub forma de fractii ordinare,ireductibile:

a)2,4; 0,25; 8,375; b)0,(6); 4,(27); 30,(123) c)0,6(54); 0,24(3); 3,0(6) Repede. Multumesc !

Answer 1

a)2,4=24/10 simplif pana nu se mai poate
=12/5
0,25=25/100=simplif.5=5/20 simplif.5=1/4
8,375=8375/1000=1675/200=335/40=67/8
b)0,(6)=6/9=2/3
4,(27)=(427-4)/99=423/99=141/33=47/11
30,(123)=(30123-30)/999=30093/999=10031/333
c)0,6(54)=(654-6)/990=648/990=324/495=108/165=36/55
0,24(3)=(243-24)/900=219/900=73/300
3,0(6)=(306-30)/90=276/90=138/45=46/15