Răspuns :

Daria252004id

Răspuns:

257,89m = 257 890 mm

615m = 6150 dm

15 dam = 150m

1500km =15000 hm

Răspuns:

1) 257,89 m = 257,890 mm (1 m = 1000 mm)

2) 615 m = 6150 dm ( 1 m = 10 decimetri [dm])

3) 15 dam = 150 m (1 decametru [dam] = 10 metri)

4) 1500 km = 15000 hm (1 km = 10 hm)

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