Answer :
I'm not sure if those numbers are negatives or thats just a hyphen but:
N(-5/8)=-0.40
Division is always the opposite of multiplication
-0.40/(-5/8)=0.64
N=0.64
N(-5/8)=-0.40
Division is always the opposite of multiplication
-0.40/(-5/8)=0.64
N=0.64