Zamień na m kwadratowe: 20 dm kwad.. 30cm kwad. 5000cm kwad. 300dm kwad. 2 km kwad.

1km2 = 1000000 m2.... 1 cm2 = 0,0001 m2... 1dm2 = 0,01m2 ______________________________________________________________________ 30cm2 = 30cm2 * 0,0001m2 = 0,003 m2 ______________________________________________________________________ 5000cm2 = 5000cm2 * 0,0001m2 = 0,5m2 ______________________________________________________________________ 2km2 = 2km2 * 1000000m2 = 2000000m2 ______________________________________________________________________ 300dm2 = 300dm2 * 0,01m2 = 3m2 ______________________________________________________________________ 20dm2 = 20dm2 * 0,01m2 = 0,2m2

20 dm^2 = 0,2 m^2; 30 cm^2 = 0,003 m^2; 5000 cm^2 = 0,5m^2; 300 dm^2 = 3 m^2; 3 km^2 = 3 000 000 m^2.