A)4/9: 3/8 b)3/7: 9/14 c)86/113: 43/1 d)27/64: 9 i)8: 2/3 f)7: 3

А) 4/9 : 3/8 = (4•8)/(9•3) =32/27= 1 целая 5/27
Б) 3/7 : 9/14 = (3•14)/(7•9) = (1•2)/1•3)=32/3
С) 86/113 : 43/1 = (86•1)/(113•43) = 2/(113•1) = 2/112
Д) 27/64 : 9 = 27/(64•9) = 3/(64•1) = 3/64
Е) 8 : 2/3 = (8•3)/2=(4•3)/1= 12
Ф) 7/3 = 2 целых 1/3

А)1(одна целая) 5/27
б)2/3
d)3 51/64
с) 2/113
i) 12
f) 2 1/3