2/15 <5/12<br>5/12< 7/8
6/15< 11/18
5/16 >5/12
7/33 >3/77
2/55 <5/22<br>4/15> 3/20
5/121< 8/99
1/72 <1/56<br>1/48 >1/72
2/77< 3/44
1/51> 1/68
5/36> 7/54
9/35 <11/42<br>4/49> 5/63
15/98 <13/72<br>
а)1/2=5/10; 50/100; 500/1000
б)1/4=25/100
в)1/8=125/1000
г)1/5=2/10; 20/100; 200/1000
д)1/25=4/100; 40/1000
е)1/125=8/1000
ж)3/4=75/100
з)4/5=8/10