a. 2,5 km = .........m=.......cm
b.1234mm=.........m=...........hm=........km
c. 250m=......dm=........mm
d.2,05km=...........m=.........dm
e.2,05km=............cm=..............mm
f. 1,2m=........dm
g. 1400m=...........km
h. 80cm=...........m
i.0,5km=.........dm
k. 1,5m=...........mm
m. 0,2km=............m
giúp em với ạ
a) 2,5km=2500m=250000cm
b) 1234mm=1,234m=0,01234hm=0,001234km
c) 250m=2500dm=250000mm
d) 2,05km=2050m=20500dm
e) 2,05km=205000cm=2050000mm
f) 1,2m=12dm
g) 1400m=1,4km
h) 80cm=0,8m
i) 0,5km=5000dm
k) 1,5m=1500mm
m) 0,2km=200m
em cảm ơn ạ![haha haha](https://hoc24.vn/vendor/cke24/plugins/smiley/images/haha.png)