Fix grammatical mistakes in this sentence: teacher come from a wide range of backgrounds and culture, and to join together in one endeavours can sometimes presents relationship difficulties, particularly if the manners in which the application of organisational culture is not in accords from their own approach.
Teachers come from a wide range of backgrounds and cultures, and joining together in one endeavour can sometimes present relationship difficulties. This is particularly true if the organisational culture of the school is not in accord with their own approach.