The table shows information about the surface area of each of the world's oceans. (a) Write $$\(1.56 \times 10^{8}\)$$ as an ordinary number. (1) (b) Which ocean has the least surface area? (1) (c) Work out the difference, in square kilometres, between the surface area of the Atlantic Ocean and the surface area of the Indian Ocean. Give your answer in standard form. square kilometres (2)

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