0,2x5/2+11/14=
2/10x5/2+11/14=simplificam 10cu 5 si 2
1/2+11/14=numitor comun 14
(7+11)/14=
18/14 simplificam cu 2
=9/7=1 intreg si 2/7
1 2/3x2 2/3-1 1/3 1intreg 2/3=5/3 2 intregi 2/3=8/3 1intreg 1/3=4/3
5/3x8/3-4/3=
40/9-4/3= numitor comun 9
(40-12)/9=28/9=3 intregi 1/9
2/3 totul la 2:1 intreg 1/2 1 1/2=3/2
4/9:3/2=
4/9x2/3=8/27
0,(6):0,6-2/3 0,(6)=6/9=2/3 0,6=6/10=3/5
2/3:3/5-2/3=
2/3x5/3-2/3=
10/9-2/3= numitor comun 9
(10-6)/9=4/9