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1. 5.7 km=___m
2. 8m=___km
3. 43m=___cm
4. 250cm=___m
5. 12mm=___cm
6. 8.4cm=___mm
7. 78dm=___km
8. 12.6dm=___mm
9. 7m=___cm
PLS ANSWER PLS
I NEED IT SO BAD​