JUSTIFICATIONS:

-Decimeter in a Kilometer: A decimeter fits 10.000 times in a kilometer because a decimeter is composed of 10 centimeters, and a in a kilometer are 100.000 centimeters.

-Kilometer in a decameter: A kilometer fits 0.01 times in a Decameter because the decameter is the 100 part of the Kilometer.

-Meter in a Decameter: A Meter fits 10 times in a decameter because, a decameter is composed of 10 meters. Deca= 10 -Meter= meters.

-Hectometer in a Decimeter: An hectometer fits 0.001 times in a decimeter because, the decimeter is the 1000 part of the Hectometer.

-Milimeter in a Kilometer: A milimeter fits 1.000.000 in a Kilometer, because in a centimeter are 10 milimeters, and a kilometer are .100.000 centimeters.