Answer:
Estimate: Around 445 or 450
Explanation:
If we multiply the whole expression we get
=. Rounding it down gets us
but we can also round up to
. So, we can estimate the quotient as
(or if your picky, then also 445)
(Hopefully this helped! If you think I misinterupted or if I got this wrong, please tell me and I will fix my answer as soon as possible.)