Срапвните дроби 1/3 и 8/9 3/4 и 5/12 6/7 и 10/21 17/51 и 1/3
1/3 и 8/9 - к общему знаменателю 3/9 < 8/9 3/4 и 5/12 9/12 > 5/12 6/7 и 10/21 18/21 > 10/21 17/51 и 1/3 17/51 = 17/51
1/3<8/9<br>3/4>5/12 6/7>10/21 17/51=1/3
незачто