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Estimate the answer by rounding each number to one nonzero digit first, then perform the actual calculation.
In 2005, there were 3.463 million square kilometers of rainforest in a certain country. Each year, approximately 0.013 million square kilometer is lost to deforestation and development. By 2016, how many square
kilometers of rainforest remained?
Estimate. Do not round the years, 2005 and 2016.
In 2016, the area of rainforest will be about million square kilometers.
(Type a whole number or a decimal)