F.1 Map Reading
Large and Small Scale Map
Scale 1:200,000,000
Small-scaleMap
It means that 1cm represents(代表) 200,000,000cm.
Mathematics : fraction (分數) 1/200,000,000 is a
Very small number. So we called it “Small-scale”map.
Tsuen Wan Map
1:1000
Tsuen Wan Map
large-scale map
Scale 1:1000
1/1000 is a bigger number. It means that 1cm represents 1000cm.
So we called it “large-scale” map.
Which one is the Large and Small
Scale Map?
Characteristic of Large-scale
map
Tsim Sha Tsui Map

Covering a smaller
area
 Giving more detailed
information
 Any example?
 Floor plan is an
example.
Characteristic of Small-scale
map
Hong Kong Map

Covering a larger
area
 Giving less detailed
information
 Any example?
 World map is an
example.
Which map is a large-scale map?
Tsim Sha Tsui Map
Why? How can you know?
Hong Kong Map