\(1m^2=100dm^2\) \(700dm^2=7m^2\)
\(5m^2=500dm^2\) \(80000cm^2=8m^2\)
\(31dm^2=3100cm^2\) \(8000cm^2=80dm^2\)
\(4m^2=40000cm^2\) \(7m^23dm^2=703dm^3\)
1m2 = 100 dm2 700dm2 = 7m2
5m2 = 500dm2 80 000 = 8m2
31dm2 = 3100cm2 8000 = 80dm2
4 m2 = 40000 cm2 7m2 3dm2 = 703dm3

