\(3dm^215cm^2=3,15dm^2\)

\(20m^233dm^2=20,33m^2\)

3,15 dm²

20,033m²

25,006 m²

^{2,05 cm2}

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

\(9cm^25mm^2=9000005mm^2\)

9cm² 5mm² = 905mm²

\(\text{9 c m 2 5 m m 2 = 9000005 m m 2}\)

giúppppppppp

30500

30500

300080mm²

3 dm² 80mm² = 30080 mm²

3 dm² 80 mm² = 30 080 mm²

Bài làm

9 cm² 5 mm² = 905 mm²

K mk nhs

Mk nhanh nhất

>_<

9cm2 5mm2 = 902 mm 2 

k tớ na

9 cm² 5 mm² = 9005 mm²

2 m² 3 dm² = ... m² là :

2 m² 3 dm² = 2,03 m²

đáp số : 2,03 m²

2m² 3dm² = 2,003m²

203m2

2dm23dm2+66dm23dm2=68dm26dm2

đúng thì k 

cảm ơn

266dm2 2323cm2

26903 cm^2