Question

1 целая 31/35:(2-8/9:1целую19/45)

Answer 1

1)8/9:1 19/45=8/9*45/64=5/8
2)2-5/8=1 3/8
3)1 31/35:1 3/8=66/35*8/11=48/35=1 13/35

Answer 2

спс