8002007m2 =...km2...m2
512600m2=...hm2...dam2
230060dam2=...km2...dam2
9465m2=...dam2...m2
450000dam2=...km2
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
Điền số đo thích hợp vào chỗ chấm:
Mẫu: 7800123m2= 7km2 80hm2 0,1 dam2 23m2=7,800123km2
6km2 23456m2=....km2=....hm2=....dam2=....m2=...km2
5km2 246dam2=...km2=...hm2=...dam2=...m2=..km2
57932cm2=.....m2=...dm2=...cm2=...m2
5,405m2=...m2=...dm2=...cm2=...cm2=...dm2
ai làm nhanh mik tick 3 tick lun
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
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
100ha =....km2 1250 ha=......km2 18,9 ha=.....km2 1453 ha=.......km2 4,6 ha=......km2
13009 m2=.....km2 980 dam2=......km2 9084 dam2=.....km2 34dam2=......km2 7658321 m2=.....km2
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
3 km2 4cm2 = .... dam2
13hm2 24dm2 = .... dam2