If you need to get them up either a sds drill with a chisel attachment and goggles, or hammer and chisel with goggles, get it all up give it a vac prime the floor and self level it. Then you will have a nice flat surface for Tiling
Do the forget ear protection should do dust masks lolLike the health and safety advise.... 😀
Gloves 😉Do the forget ear protection should do dust masks lol
Helmet