Tap the end slowly with a rubber mallet until it is worked under a tile.
How to lift ceramic floor tiles without breaking them.
As you pry the tile make sure that you pull on the twine very cautiously.
Tap the chisel lightly with the hammer until the tile loosens from the floor.
Pull on the twine as you carefully pry the tile from the floor.
Place a suction cup in the center of the tile and thread twine through the protruding hole.
Remove the rest of the tiles too in the same manner.
Place a suction cup in the middle of the tile and thread twine through the hole.
Slide the tip of the chisel under the edge of each tile with the chisel positioned as close to parallel to the floor as possible.
Then use a thin putty knife or paint scraper to gently lift the tile.
Remove the putty knife place it along the next edge and repeat until all sides are complete.
You can remove tile fast in a remodel job and this is how to do it and save the tiles too.
If you want to remove the tile without breaking it drill a hole through the center of the tile with an abrasive diamond drill bit being sure to use the lowest speed setting on your drill.
Repeat these steps until every tile has been removed.
Clean the grout out as others have suggested and then get a heat gun to heat the tile to about 120 degrees c.
You must be careful about storing the removed floor tiles as well.
Ease a flat bladed screwdriver or similar tool under the edging strips and gently pry them free from the tiles.