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a) 125dm = 12m5dm
3672cm = 36m7dm2cm
b) 275dam=2km75dam
1975m=1km9hm75m
125 dm=12 m 5dm
3672cm=36m7dm2cm
275dam 2km75dam
1975m=1km9hm75m
a) 7 km 47 m = 7047 m
29 m 34 cm = 2934 cm
1 cm 3 mm = 13 mm
b) 462 dm = 4 m 62 dm
1372 cm = 13 m 72 cm
4037 m = 4 km 37 m
a)\(7km47m=7047m\)
\(29m34cm=29034cm\)
\(1cm3mm=13mm\)
b)\(462dm=0m462dm\)
\(1372cm=1m372cm\)
\(4037m=4km37m\)
1 km = ...10.... hm
1km = ...100...dam
1km=.......1000...m
1km=........10000....dm
1km=.......100000....cm
1km=.......1000000....mm
1hm = .....0,1.....km
1hm=.....10....dam
1hm=......100....m
1hm=......1000.....dm
1hm=.......10000...cm
1hm=........100000....mm
Học tốt!!!
1 km = 10 hm
1 km = 100 dam
1 km = 1000 m
1 km = 10 000 dm
1 km = 100 000 cm
1 km = 1 000 000 mm
148m= 1480 dm
531dm= 5310 cm
92cm= 920 mm
89dam= 890 m
76hm=760 dam
247km=2470 hm
b)7000m= 7 km
8500cm= 85 m
630km=63 dm
67000mm= 67 m
k mk nha
a) 148 m = 1480 dm
531 dm = 5310 cm
92 cm = 920 mm
89 dam = 890 m
76 hm =760 dam
247 km = 2470 hm
b) 7000 m = 7 km
8500 cm = 85 m
630 km = 63000 dm
67000 mm = 67 m
1 ,sai: 6dm2m=2,6m
2, đúng
3, sai: 37m9dm=3790cm
4, sai: 42m3cm=4203cm
giúp mình bạn nhé\n\n75km 234m =……..km\n9dm 8cm 6mm=……dm\n3m 6dm 4cm=……..m\n6dm 6mm=……..dm\n2,538m=…….m…..dm……cm………mm\n2,538m=…….m……cm…….mm\n2,538m=…….m…..mm\n7,306m=……m…….dm…..mm\n7,306m=……m…….cm……mm\n7,306m=……m…….mm\n7,306m=……mm\n2,586km=…….km……m\n2,586km=…….m\n8,2km=…….km……..m\n8,2km=…….m\n4m 25cm=……m\n9dm 8cm 5mm=…………dm\n2m 6dm 3cm=………m\n4dm 4mm=………..dm\n1,105kg=………g\n5,6kg……….g\n9,05kg=………g\n0,01kg=……g\n0,003kg=…….g\n0,078kg=………g\n\n\
toán 5
15km = 15000m 5dam=50 m
540m=5400dm 205m=20500 cm
30km=30000m 7dam 6m = 76m
31m6dm=319dm 45m34cm= 4534cm
24000m=240hm 102000cm=1020m
12000dam=12km 6400dm=640m
15000 m 50m
5400dm 20500 cm
30000 m 76 m
319 dm 4534 cm
240 hm 1020 m
12 km 640 m