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0,77dam+494000km+85000dm=....m

Răspuns :

0,77 dam = 0,077 m
494000 km = 494000000 m
85000 dm = 8500 m
0,077 m + 494000000 m + 8500 m = 494008500 , 077 m
7.7m+494000000+8500=4940085077m