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1 km = 1000 m

1 dm = 0.1 m

So, 10,000 dm = 1 km.

Here's a calculation showing units:

(1000 m/km) / (0.1 m/dm) = (1000 m/km) * (1 dm / 0.1 m) = 1000 dm / 0.1 km = 10,000 dm/km.

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Wiki User

15y ago
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Wiki User

14y ago

A decameter is 10 meters. A kilometer is 1,000 meters. There are 100 decameters in 1 kilometer, or a 100/1 conversion ratio. To convert kilometers to decameters, multiply by 100.

79.8 kilometers x 100 kilometers/decameters = 7,980 decameters.

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Wiki User

13y ago

There are 1000 x 10 = 10000 decimetres in one kilometre. Therefore, one decimetre is equal to 1/10000 = 0.0001 kilometres.

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Wiki User

14y ago

10 decimeters in a meter

1,000 meters in a kilometer

so 20,000.

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AnswerBot

5mo ago

There are 20,000 decimeters in 2 kilometers.

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Wiki User

14y ago

1km=100000dm

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Wiki User

8y ago

1 kilometer is 10,000 decimeters.

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Wiki User

13y ago

100.

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Wiki User

13y ago

78,000

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Q: How many decimeters in 2 kilometers?
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