How to prevent division by zero?

Question

ads = ads.Where(x => (x.Amount - x.Price) / (x.Amount / 100) >= filter.Persent);

if x.Amount == 0 I have error \"Divide by zero error encountered

Answer 1

ads = ads.Where(x => x.Amount != 0 &&
                    (x.Amount - x.Price) / (x.Amount / 100) >= filter.Persent);