Essentially, this may change homework from an obligation to an opportunity to practice.
Yeah, right.

They still check that the homework is
done, they just don't look at the answers to see if they're right.
So, students who do not do their homework are punished, while students who do their homework earn nothing—not even feedback. It's lose-lose for the students. Whoever approved this? It's beyond stupid.
Is there a way to send an email round to the parents in which you address this, Loy58? Perhaps some quick, combined pressure can stop it in its tracks.