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![](https://rs.olm.vn/images/avt/0.png?1311)
![](https://rs.olm.vn/images/avt/0.png?1311)
\(A.5dam^239m^2=5,39dam^2\\ B.82dam^251m^2=82,51dam^2\\ C.8,6352m^2=8m^263dm^252cm^2\\ D.39m^28dm^2=39,08m^2\)
![](https://rs.olm.vn/images/avt/0.png?1311)
Mk nhầm nếu bn nào trả lời bài 2 thì câu thứ hai là 40 dam vuông 5m vuông=....dam vuông
![](https://rs.olm.vn/images/avt/0.png?1311)
6017 dm=.......601,7.......m=...60,17..........dam.
0,45 dam=.....0,045........km=......45.......m.
62,64 m=......0,6264........hm=......0,06264........km.
79,734mm=.....0,79734.........m=.....0,00079734........km.
50000 km=.....5000000......dam=.......5000000000.......cm.
0,00008 m=......0,0000008.......hm=.....0,08........mm.
6017dm=601,7m=60,17dam
0,45dam=0,0045km=4,5m
62,64m=0,6264hm=0,06264km
79,734mm=0,079734m=0,000079734
50000km=5000000dam=50000000000cm
0,00008m=0,0000008hm=0,08mm
chuc bạn hoc tot!
![](https://rs.olm.vn/images/avt/0.png?1311)
4 hm = 40 dam
3/4 m = 75 cm
9002 dam2 = 90 ha 2 dam2
3 ha 6 m2 = 30006 m2
![](https://rs.olm.vn/images/avt/0.png?1311)
5,38 km = 5308 m
4m 56 cm = 4,56 m
732,61 m = 73,216 dam
8hm 4m = 80 , 04 dam
49,83 dm = 4,983 m
![](https://rs.olm.vn/images/avt/0.png?1311)
125m = 1250dm
27cm = 270mm
7600m = 760dam
3000m = 30hm
17 yến 1kg = 17,1 yến
400kg = 4 tạ
5kg 4g = 5,004kg
12m 42cm = 1242cm
4kg 247g = 4247g
4kg 20g = 4020g
41 tấn = 41000kg
12m = 0,12hm
600m = 6hm
9m = 0,9dam
93m = 0,93hm
3kg 7g = 0,3007 yến
7kg 8dag = 7080g
3264g = 3kg 264g
1845kg = 1 tấn 845kg
9575g = 9kg 575g
15 tạ 4 yến = 1540kg
3hg 4dag = 340g
5 tạ 4 yến = 540kg
462 dam = .......m .......dam => 462dam = 4620m
4650m2 = .......hm2 .......dm2 => 4650m2 = 465000dm2
24m2 = 2400dm2
1m2 24m2 = 250000cm2
1372cm = 13m 72cm
4037m = 4km 37m
7kg = .....m => 7kg = 7000g
3000kg = 30 tạ
7hm2 = ....2m2 => 7hm2 = 70000m2
27dam2 = 2700m2
4km2 = 40000dam2
8m2 = dag2 => 8m2 = 0,08dam2
123m2 = 0,0123hm2
2dam2 12m2 = 2,12dam2
5m2 24dag2 = ......hm2 => 24dam2 5m2 = 0,2405hm2
7dag2 26m2 = .....dag2 => 7dam2 26m2 = 7,26dam2
9hm2 45dag2 = .....hm2 => 9hm2 45dam2 = 9,45hm2
![](https://rs.olm.vn/images/avt/0.png?1311)
\(6ha=600dam^2=60000m^2\)
\(13m^2=1300dm^2=130000cm^2\)
\(70000m^2=700dam^2=7ha\)
\(4000000m^2=400ha=4km^2\)
\(6240m^2=62dam^240m^2\)
Sửa đề: 6240 m\(^2\) = ... dam\(^2\) ... m\(^2\)
6240 m\(^2\) = 62 dam\(^2\) 40 m\(^2\)