6,17 km2
1,4 km2
7 km2 35 ha
9 km2 20 ha
6,17 km2
1,4 km2
7 km2 35 ha
9 km2 20 ha
6km2 17ha=.......km2
1km2 40ha=.......km2
7,35km2=......km2.......ha
9,2lm2=.......km2.......ha
a. 45000 m2 = ........ ha b. 15m2 4dm2 = ........ m2
6km2 = .......... ha 1600 ha = .......... 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
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
45000m2= ha
6km2= ha
15m2 4dm2 = m2
1600ha= km2
Bài 1:a)1m2=...dm2 = ...cm2 = ...mm2
1ha=...m2
1km2=...ha=...m2
b)1m2 = ...dam2
1m2 = ...hm2 =..ha
1m2 = ...km2
1ha=...km2
4ha=...km2
Bài 2:
Viết các số đo sau dưới dạng số đo có đơn vị là héc-ta:
a)65000m2 ; 846000m2 ; 5000m2
b)6km2 ; 9,2km2 ; 0,3km2.
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
37805cm2=......m2........dm2.........cm2=..........m2
57950cm2=..............m2.............dm2...................cm2=...........dm2
45 000m2=..............ha 15m2 4dm2=..............m2
6km2=................ha 1600ha=..............km2