Practical example of paramattha dhamma compared to samutti

Please give a clear simple example of how this looks in a practical way without quoting suttas. I just want a practical example. Thanks > The object of consciousness, or mind-object, that arises has to be of > ultimate reality, not conventional reality. We must be able to > differentiate between what is absolute reality, or paramattha dhamma > and what is conventional reality, or sammuti.