Đáp án:
`48dam^2 95m^2 =48,95 dam^2= 4895m^2`
`920m^2= 9,2dam^2= 920m^2`
`15hm^2 8dam^2= 1508dam^2`
`7dam^2 28m^2 =728 m^2`
`35m^2 6dm^2= 3506dm^2`
`720cm^2= 7,2dm^2=720 cm^2`
`8607m ^2 =86,07 dam ^2=8607 m^2`
`-----------------`
`35dm^2 = 7/20m^2`
`56mm^2 = 14/25cm ^2`
`29m^2 = 29/100 dam^2`
`406m^2 = 203/50 dam^2`
`28dam^2= 7/25hm^2`
`47mm^2=47/100 cm ^2`
`307dam^2=307/100 hm^2`
`202dm^2= 101/50m^2`