\(3km^2\) \(4cm^2=30000,000002dam^2\)
\(13hm^2\) \(24dm^2=1300,0024dam^2\)
\(3km^2\) \(4cm^2=30000,000002dam^2\)
\(13hm^2\) \(24dm^2=1300,0024dam^2\)
8002007m2 =...km2...m2
512600m2=...hm2...dam2
230060dam2=...km2...dam2
9465m2=...dam2...m2
450000dam2=...km2
9 dam2 = ........m2
18m2=......dm2
17km2 = ......dam2
5m2 7dm2=.......cm2
4km2 107dam2=.....dam2
2/5km2=....m2
480000cm2=.........m2
1800000mm2=.......dm2
9000000m2=.......km2
46000cm2=......m2........dm2
907000dam2=....km2......dam2
3 4/5km2=......km2......hm2
7 km2 246 dam2 = ? dam2
Viết số thích hợp vào chỗ chấm :
k m 2 | h m 2 | d a m 2 | m 2 | d m 2 | c m 2 | m m 2 |
1 k m 2 =.... h m 2 | 1 h m 2 =... d a m 2 =... k m 2 | 1 d a m 2 =... m 2 =.. h m 2 | 1 m 2 =100 m 2 =0,01 d a m 2 | 1 d m 2 =... c m 2 =... m 2 | 1 c m 2 =... m m 2 =... d m 2 | 1 m m 2 =.. c m 2 |
Chú ý : Khi đo diện tích ruộng đất người ta còn dùng đơn vị héc-ta (ha)
1ha = … m 2
18 hm 45dam2= dam2 16km2 315hm2= km2 35tan= kg 62 dam2 45dm2= dm2 62dam2 45dm2= dam2 90kg= tấn
6km2 23456m2=…km2…hm2…dam2…m2=…km2
5km2 246dam2=…km2…hm2…dam2=…km2
57932cm2=…m2…dm2…cm2=…m2
5,405m2=…m2…dm2…cm2=…cm2…=…dm2
6km2 23456m2=…km2…hm2…dam2…m2=…km2
5km2 246dam2=…km2…hm2…dam2=…km2
57932cm2=…m2…dm2…cm2=…m2
5,405m2=…m2…dm2…cm2=…cm2…=…dm2
a.0,508 km2 =....ha....m2
b.71800 dam2 500 dm2 =....ha....m2
c.801 m2 350cm2 =.....dam2
d.601 ha 18 m2 =.......dam2
e.901,105 ha=.......km2.....m2
6km2 23456m2=........km2...........hm2.........dam2..........m2=..........km2
5km2 246m2=........km2...........hm2.........dam2=.........m2..........km2
57932 m2= ............m2............dm2..........cm2=...........m2
5,405m2=...............dm2............cm2..........=.............cm2...........dm2