How to calculate floor tiles

How to calculate floor tiles

It depends on the specifications
If it is 300 * 300, the number of blocks required = (your square number) * 11.1
600 * 600, number of blocks required = (your square number) * 2.77
800 * 800, number of blocks required = (your square number) * 1.56
Then add 3% of the loss, it's basically OK:)