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Completati pe fisa de evaluare spatiile punctate cu raspunsul corect
17km²=................Dam²
4,2dm²=...............mm²
25m² =..............dam²
39000mm²=...........dm2​


Răspuns :

Răspuns:

1km2=100hm2=10000dam2=1000000m2

17 km2=17×1000 =170000dam2

4,2dm2=4,5×10000=45000mm2

25m2=25÷100=0,25dam2

39000mm2=39000÷10000=3,9dm2

1arie =100m2