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9 dam2 = 900m2
18m2= 1800dm2
17km2 = 170000 dam2
5m2 7dm2= 50700cm2
4km2 107dam2= 40107dam2
2/5km2= 400000 m2
480000cm2= 48m2
1800000mm2= 180 dm2
9000000m2= 9 km2
46000cm2= 4 m2 60 dm2
907000dam2= 90 km2 7000 dam2
3 4/5km2= 3 km2 8 hm2
9 dam2 = 900m2
18m2= 1800dm2
17km2 = 170000 dam2
5m2 7dm2= 50700cm2
4km2 107dam2= 40107dam2
2/5km2= 400000 m2
480000cm2= 48m2
1800000mm2= 180 dm2
9000000m2= 9 km2
46000cm2= 4 m2 60 dm2
907000dam2= 90 km2 7000 dam2
3 4/5km2= 3 km2 8 hm2
![](https://rs.olm.vn/images/avt/0.png?1311)
2 dam2 = 200 m2
19 hm2 26 dam2 = 1926 dam2
980 m2 = 9 dam2 80 m2
2 dam2 = 200 m2
19 hm2 26 dam2 = 1926 dam2
980 m2 = 9 dam2 80 m2
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275 m = 0,275 km
1098 m2 = 10,98 dam2
7,58km = 7580 m
203,8 m2 = 2,038 dam2
chúc bạn học tốt!
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174930526 mm2 = 174 m2 93 dm2 5 cm2 26 mm2
5 tấn : 2 tạ = 25
6 m : 3 dm = 20
9 km - 3 hm = 870 dam
4 ha - 25 dam2 = 375 dam2
174930526 mm2=174 m2 930 dm2 5 cm2 26 mm2
5 tấn :2 tạ =25 tạ (hoặc 2,5 tấn)
6m :3 dm=20 dm
9km -3hm=870 dam
4ha -25 dam2=375 dam2
![](https://rs.olm.vn/images/avt/0.png?1311)
4 m2 12 dm2 = 4,12 m2 = 412 dm2 = 41200 cm2
18 km2 5 dm2 = 18,00000005 km2 = 1800,000005 hm2
= 180000,0005 dam2 = 18000000,05 m2 = 1800000005 dm2
2 km2 60 hm2 = 2,06 km2 = 206 hm2
![](https://rs.olm.vn/images/avt/0.png?1311)
![](https://rs.olm.vn/images/avt/0.png?1311)