Originally Posted by
ssmorol
Use some muscle. If that's not possible, visit your local bike store or Walmart and buy these or something similar:
https://www.amazon.com/Pedros-Tire-Levers/dp/B00CQTVU2A
Put one on each side of the remaining section and pry the tire on. Be very careful not to puncture the tube. It's easy.
BTW, I used screwdrivers for years but wouldn't recommend it.