736800 m

7.008 m³

0.576 tấn

20 m² 20 dm²

73,68 km = .7368..........m                         7m³ 8dm³ = .7,008........m³

576 kg = 0,576...... tấn                     2020 dm² = 20............m².....20.......dm²

73,68 km = ...73068........m                         7m³ 8dm³ = ....7,008.....m³

576 kg = ..0,576.... tấn                     2020 dm² = .....20.......m².......20.....dm²

a,0,56

b,17,23

c,0.23

d,2,05

a ] 56dm2 =0,56m2                                 b ] 17dm2 23cm2 =17,13cm2

c ] 23cm2 =0,23dm2                               d ] 2 cm2 5mm2 =2,05cm2

k cho mk nha bạn hiền !^-<

a ] 56dm2 =0,56m2

b ] 17dm2 23cm2 =17,13cm2

c ] 23cm2 =0,23dm2

d ] 2 cm2 5mm2 =2,05cm2 

Đáp án B

a) 5 ha

b)0,025 dm2

c)4,008 m3

a, 50 000 m2 = 50 ha

b, 2,5cm2 = 0,025 dm2

c, 4m3 8dm3 = 4,008 m3

a, 50 000 m2 = 50 ha

b, 2,5cm2 = 0,025 dm2

c, 4m3 8dm3 = 4,008 m3

5 dm2= 5m2

60 000 cm2 = 6m2

60 000 cm2 = 600 dm2

15 m2= 150000 cm2

7m2 = 700 dm2 

10dm2 2cm2 = 1002 cm2

500 dm2 = 5 m2

60 000 cm2 = 6 m2

60 000 cm2 = 600 m2

15m2 = 150000 cm2

7m2 = 700dm2

10dm2 2cm2 = 1002 cm2

500dm²= 5m²
60 000cm²= 6m²
60 000cm²= 60dm²
15m²= 150 000cm²
7m²= 700dm²
10dm² 2cm²= 1002cm².

 

a) \(73m^28cm^2=73\dfrac{8}{10000}m^2\)

b) \(105m27dm^2=105\dfrac{7}{100}m^2\)

c) \(21m^28mm^2=21\dfrac{8}{1000000}m^2\)

d) \(7m^225cm^2=700\dfrac{25}{100}dm^2\)

e) \(45m^29mm^2=450000\dfrac{9}{100}cm^2\)

100 dm²

846 dm²

53000 cm²

3 200 0000 m²

9 km²

320049 dm²

10 000 000 m²

3 m²

130029 cm²

7,27

7,27

7,27

7m² 9dm²=709dm²

12dm² 50cm²=1250cm²

1/2m²=50dm²

375dm²=3m²75dm²

7m2 9dm2 = 709 dm2
12dm2 50 cm2 = 1250 cm2
1/2m2 = 50 dm2
375dm2 = 3m2 75dm2