What percentage of Earth's surface is covered by water?

Answer:

According to some figures, the consensus is that 70.8% of the Earth's surface is covered by water; 29.2 % is covered by land. Other figures suggest the percentage of Earth's surface covered by water is 71.11%; the percentage covered by land is 28.89%. Only 3% of that water is fresh water, the rest is saltwater.
The earth is covered by water in 3/4 th parts.
About 66% or 2/3 of the Earth is covered by water.
=== there is about 72% of water covering the earth ===