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a fost răspuns

Transformati in centimetri
a)20mm;60mm;300mm;670mm;
b)4dm;20dm;5dm3cm;7dm4cm

Răspuns :

Ssra
A) 200mm-2cm 60mm-6cm 300mm-30m 670mm-67cm
20 mm=2 cm
60=6 cm 
300=30 cm 
670=67 cm
4=40 cm
20=200
5 3=53
74

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