(-5/8)*(-4/5)*(-3/4)*(-2/3)*(-1/2) = -1/8
1. (-5/8)*(-4/5)=4/8
2. 4/8*(-3/4)=-3/8
3. -3/8*(-2/3)=2/8
4. 2/8*(-1/2)=-1/8
(-5/8)*(-4/5)*(-3/4)*(-2/3)*(-1/2) = -1/8
1. (-5/8)*(-4/5)=4/8
2. 4/8*(-3/4)=-3/8
3. -3/8*(-2/3)=2/8
4. 2/8*(-1/2)=-1/8