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There are 1,000 meters in a kilometer and 100 centimeters in a meter, so there are 1,000 x 100 = 100,000 centimeters in a kilometer.

Multiply the number of kilometers by 100,000 to get the number of centimeters.

For 3 kilometers, this is 3 x 100,000 = 300,000 centimeters.

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14y ago
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