14870÷5 1 100≈29. 1%
(2) What percentage of the earth's surface area does the ocean occupy?
(5 1 100- 14870)÷5 1 100
=36230÷5 1 100
≈70.9%, 1, do it with a pen, 0, learn to do it yourself, and don't check the computer, the computer is not your brain! ,0,