a) 1km = ……hm
1hm = ……dam
1dam = …… m
1km = ....m
b) 1mm = ……cm
1dm = …… m
1cm = ……m
1mm = ……m
a) 1km = 10hm
1hm = 10dam
1dam = 10m
1km = 1000m
b) 1mm = \(\frac{1}{{10}}\) cm
1dm = \(\frac{1}{{10}}\) m
1cm = \(\frac{1}{{100}}\) m
1mm = \(\frac{1}{{1000}}\) m
-- Mod Toán lớp 5
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