1) (-4/5)•(-3/8)•(-5/12)=(-1/8)
2) (-9/10)•5/6•(-2/3)=1/2
3) (-7/8)•(-5/6)•(-24/25)=-7/10
4) (-25/44)•63/100•22/45•(-2 целые 2/7)=(-25/44)•63/100•22/45•(-16/7)=2/5
1) (-4/5)•(-3/8)•(-5/12)=(-1/8)
2) (-9/10)•5/6•(-2/3)=1/2
3) (-7/8)•(-5/6)•(-24/25)=-7/10
4) (-25/44)•63/100•22/45•(-2 целые 2/7)=(-25/44)•63/100•22/45•(-16/7)=2/5