A bit late in the day, as kids with learning difficulties have been attending mainstream schools for decades: https://www.warwickshireworld.com/education/warwickshire-county-council-takes-steps-to-overhaul-parts-of-the-education-system-criticised-by-ofsted-3460574

Mainstream schools can only handle the 90% majority. Those at either end get overlooked, which is a real shame.