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![](https://rs.olm.vn/images/avt/0.png?1311)
Câu 1 Đổi đơn vị:
a) 3kg = ...3000..g
b) 300 cm3 = ...0,3...dm3
c) 154mm = ....0,154....m
d) 454g = .....0,454.....kg
e) 2,5 ml = ....2,5.....cm3
f) 300 lít = ........0,3.......ml
g) 3,6 cm3 = .....3,6.....ml
h) 725lít = ....0,725....m3
i) 3792mm = .....3,792....m
k) 4,5 kg = ......4500......g
l) 2kg = ....2000...g
480cm3 = ....0,48.....dm3
a) 3kg = ...3000..g
b) 300 cm3 = ...0,3...dm3
c) 154mm = ....0,154....m
d) 454g = .....0,454.....kg
e) 2,5 ml = ....2,5.....cm3
f) 300 lít = ........0,3.......ml
g) 3,6 cm3 = .....3,6.....ml
h) 725lít = ....0,725....m3
i) 3792mm = .....3,792....m
k) 4,5 kg = ......4500......g
l) 2kg = ....2000...g
480cm3 = ....0,48.....dm3
![](https://rs.olm.vn/images/avt/0.png?1311)
(1) - 1000 dm3.
(2) - 1000000 cm3.
(3) - 1000 lít.
(4) - 1000000 ml.
(5) - 1000000 cc.
![](https://rs.olm.vn/images/avt/0.png?1311)
0.5m = 5 dm = 50 cm; 2mm = 0.002m = 0.000002km;
0.04km = 40m = 4000cm; 0.05m3 = 50dm3 = 50000cm3;
2.5dm3 = 2.5 lít = 2500 ml; 520mm3 = 0.52cm3 = 0.00052dm3;
0.05kg = 50g = 50000mg; 2g = 0.002kg = 0.00002 tạ;
0.3 tấn = 3 tạ = 300kg.
0.5m = 5 dm = 50 cm; 2mm = 0.002m = 0.000002km;
0.04km = 40m = 4000cm; 0.05m3 = 50dm3 = 50000cm3;
2.5dm3 = 2.5 lít = 2500 ml; 520mm3 = 0.52cm3 = 0.00052dm3;
0.05kg = 50g = 50000mg; 2g = 0.002kg = 0.00002 tạ;
0.3 tấn = 3 tạ = 300kg.
![](https://rs.olm.vn/images/avt/0.png?1311)
a) 1,5km = 1500m
b) 10 l = 10dm3
c) 50cm3 = 0,00005m3
d) 1300g = 1,3kg
![](https://rs.olm.vn/images/avt/0.png?1311)
Hướng dẫn : \(1ml=1cm^3\)
\(\Rightarrow570ml=570cm^3\)
\(570cm^3=0,57dm^3\)
Vậy \(570ml=570cm^3=0,57dm^3\)
![](https://rs.olm.vn/images/avt/0.png?1311)
2,5 lít =..1000..ml=..1000..cm3
201,2m3=..201200..dm3=..201200..lít
0,5dm3=..500..cm3=..500..cc
15.4 km = 25400m
20lit = 20dm3 =20000cm3
15.4 km=15400m
20lít=20dm3=20000cm3