\(3m^221dm^2=321dm^2\)
\(1m^245cm^2=10045cm^2\)
\(1km^2500000m^2=1500000m^2\)
\(20km^2=20000000m^2\)
\(2km^2345m^2=2000345m^2\)
\(1m^22345cm^2=12345cm^2\)
\(3m^221dm^2=321dm^2\)
\(1m^245cm^2=10045cm^2\)
\(1km^2500000m^2=1500000m^2\)
\(20km^2=20000000m^2\)
\(2km^2345m^2=2000345m^2\)
\(1m^22345cm^2=12345cm^2\)
3m2 21m2 = ..............dm2 1m2 45cm2 = ...........cm2
1km2 500000m2 = ..........m2 20km2 = ................m2
2km2 345m2 = ...............m2 1m2 2345cm2 = ............cm2
3m2 21dm2=......dm2 1m2 45cm2=.......cm2
1m2 2345cm2=.........cm2
1km2 500.000m2=.........m2
2km2 345m2=........m2
1m2 45cm2=....cm2
20km2=....m2
1m2 2345cm2=...cm2
3m2 21dm2=....dm2
1km2 500000m2=....m2
2km2 345m2=.....m2
Điền số thích hợp vào chỗ chấm:
3m2 5dm2=...dm2
1m2 4cm2=....cm2
6300dm2=....m2
1m2 4dm2=.....cm2
Viết số thích hợp vào chỗ chấm:
1m2 = ….dm2
400 dm2 = ….m2
100dm2 = …m2
2110 m22= …dm2
1m2 = …cm2
15m2 = ….cm2
10 000 cm2 = …m2
1dm22cm2 = …cm2
Bài 1: Viết số thích hợp vào chỗ chấm:
a) 3m2 24dm2 = ……….dm2 b) 1km2 500 000m2 = ……….............m2
2m2 1dm2 = ………..dm2 2km2 345m2 = ……….............m2
1m2 2 345cm2 = ……….cm2
1m2 45cm2 = …………cm2
5dm2 18cm2= cm2
1m2 38dm2= dm2
16m2 = cm2
1km2 = m2
12km2 376m2= m2
1, Dien vao cho trong
a 1m2 22dm2 =...dm2
b 3km2 56m2 =...m2
c 222dm2 22cm2 =...cm2
d 50cm2 nhan 6 cong 5dm2 =... dm2
e 30000000m2 =...km2
f 3m2 46cm2 =...cm2