40-odd sites, 30-odd people, ,,,what's that?
Sentences
1. Today 40-odd sites around the north....
2. Brunei has only 30-odd people...

Question
What's the meaning of number+odd?
Is it saying "approximate" number?

Question

40-odd sites, 30-odd people, ,,,what's that?
Sentences
1. Today 40-odd sites around the north....
2. Brunei has only 30-odd people...

Question
What's the meaning of number+odd? 
Is it saying "approximate" number?

Answer

Yes, it means approximately, but more than. 40-odd is somewhere between 40 and 50.