Răspuns :

[tex]245 \ cm=2, 45 \ m; \\ 0,673 \ hm=67,3 \ m; \\ 0,5 \ km=500 \ m; \\ 872 \ mm=0,872 \ m \\ Calculeaz\u{a}[/tex]

Răspuns:

245cm+0,673hm+0,5km+872mm​=2,45m+67,3m+500m+0,872m=570,622m