<span>639/1065=3/5=0.6
14/49=2/7
627/836=3/4=0.75
336/560=3/5=0.6
18/24=3/4=0.75
42/49=6/7
1422/1659=6/7
2/5
3/5
2/3
2/5
3/4
3/5
6/7
4/5
4/7
3/5=0.6</span>
Ответ:
9 32/35
Пошаговое объяснение:
5 9/14 - 2 3/7 + 6,7 = 5 9/14 - 2 3/7 + 6 7/10 = 79/14 - 17/7 + 67/10 = 395/70 - 170/70 + 469/70 = 225/70 + 469/70 = 694/70 = 347/35 = 9 32/35