200m2;    315m2;

2dam2;    3000dam2;

1205dam2;    7dam2 60m2.

2 dam² = 200 m² 

500 m² = 5 dam²

12 hm² = 1200 dam²

3 dam² 215 m² =  515 m²

30 hm² = 3000 dam² 

760 m² = 7 dam² 60 m²

3 d a m 2   =   300   m 2           2 d a m 2   90 m 2 =   290 m 2

15 h m 2   =   1500 d a m 2             17 d a m 2 25 m 2   = 1705 m 2

500 m 2 = 5 d a m 2             20 h m 2   34 d a m 2 = 2034 d a m 2

7000 d a m 2 = 700   000 m 2           892 m 2   = 8 d a m 2 92 m 2

1ha 5678m2 =1,5678 ha

760m2 = 7............. dam2 ...60......m2

12hm2 5dam2 =.1200,05............dam2

tik ủng hộ nha

a) 1, 5678 dm2

b) 7 dam2  6 m2

c) 12, 05 dam2

duyệt

1ha 5678m2= 1,5678ha

760m2= 7 dam2   60m2

12hm2 5dam2 = 1205

3dam2 = 300 m2     2dam2 90m2= 290m2

15hm2 = 1500dam2      17dam225m2 =1705m2

500m2=5dam2      20hm2 34dam2=2034dam2

7000dam2=700 000m2     892m2 =8dam292m2

đổi ra đơn vị gì ?

mình có sửa lại câu rồi nha

7km² 5m² =700000m²

6434 dam²=643400m²

 6434 dam²=6km^{2   =}434m²

\(2dam^216m^2=2,16dam^2\)

\(\)\(46dam^25m^2=46,95dam^2\)

\(3km^24cm^2=30000,0004dam^2\)

\(32dam^29m^2=32,09dam^2\)

\(8dam^262m^2=8,62dam^2\)

\(16dam^229m^2=16,29dam^2\)

\(52dam^240m^2=52,4dam^2\)

\(13hm^224dm^2=1300,0024dam^2\)

16m2 = 1.6dam2

46dam2 5m2 = 465m2

3km2 4cm2 = 30004dam2

32dam2 9m2 = 329.9dam2

8dam2 62m2 = 862m2

16 dam2 29m2 = 1629m2

52dam2 40m2 = 5240m2

13hm2 24dm2 = 1324dam2

2 là mét vuông nha

oke 

200m2

3000dam2

315m2

1205dam2

2dm2

7dam2 60m2