1 km = 1000m

1 km = 1000m
2dm= 20.0..mm
Bài 2. Số?
x 5
5
3
x 9
I
1
S
10
SU
WIE
A
5cm = 50..mm
7dm =70..cm
26
0
3
+ 3
X ...
18
8m 00.mm
9m=906..cm
x 10
:2