Complex sentence: Roughly a quarter of schoolchildren in Wales now receive their education through the medium of Welsh, and children wishing to join a Welsh medium school do not have to speak Welsh to go to one if they are young enough to learn the language quickly.
Split into simpler sentences: Roughly a quarter of schoolchildren in Wales now receive their education through the medium of Welsh. Children wishing to join a Welsh medium school do not have to speak Welsh to attend if they are young enough to learn the language quickly.