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1)5,017
2)0,57
3)13700
4)80,76
5)...
6)...
7)...
8)0,407
9)0,57
10)m
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Bài làm : 1 m3 = 1000 dm3 = 1000000 cm3
\(\frac{2}{5}m^3=\frac{2\times1000}{5}=400\left(dm^3\right)\)
\(\frac{5}{3}m^3=\frac{5\times1000000}{3}=\frac{5000000}{3}\left(cm^3\right)\)
Vậy : 2/5 m3 = 400 dm3 ; 5/3 m3 = 5000000/3 cm3
![](https://rs.olm.vn/images/avt/0.png?1311)
a) 5m 10 cm= 5,1m
7kg 29g = 7,029 kg
3 tạ 6 kg= 3,06 tạ
500g= 0,5 kg
b) 4 dm2 2cm2= 4,02dm2
8km2 6ha= 8,06 km2
7m2 300cm2= 7,03m2
4000m2= 0,4 ha
a ) 5m 10cm = ...5,1m
7 kg 29g = ...7,029kg
3 tạ 6kg = 3,06 tạ
500g = 0,5 kg
b ) 4 dm2 2cm2 = ...4,02 dm2
8 km2 6ha = 8,06 km2
7 m2 300 cm2 = 7,03 m2
4000 m2 = 0,004 km2
![](https://rs.olm.vn/images/avt/0.png?1311)
a) 3276 cm2 = 32,76 dm2
b) 3,25164 m2 = 325,164 dm2
c) 0,59643 dam2 = 5964,3 dm2
d) 52431 mm2 = 0,052431 dm2
![](https://rs.olm.vn/images/avt/0.png?1311)
a) \(\frac{1}{2}\) tấn = \(0,5\) tấn
b) \(\frac{1}{5}\) dm2 = \(0,2\).dm2
c) 3m 7cm = \(30,7\)dm
d) 5m2 2cm2 = \(500,02\)dm2
~ Hok Tốt~
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5 m 6 dm = 56 m
4 m 72 cm = 472 cm
2.5 tấn = 2.500 kg
1800 g = 1.8 kg
245 m2= 0.0245 ha
48,7 m2= 487000 dam2
25,4 km = 25400 m
![](https://rs.olm.vn/images/avt/0.png?1311)
5ha =5ham2=50000m2
=>5ha20m2=50020m2=500,2dam2
vậy 5ha20m2=500,2dam2
57dm2=5700cm2
=>57dm250cm2=5750cm2=0,575m2
vậy 57dm250cm2=0,575m2