Comparison of Quantity. Nouns

TO SHOW DIFFERENCE: 
MORE, LESS, FEWER + THAN 
MORE + nouns that are countable or uncountable
FEWER + countable nouns
LESS + uncountable nouns
With countable nouns: more / fewer

Eloise has more children than Chantal.
Chantal has fewer children than Eloise.
There are fewer dogs in Cardiff than in Bristol
I have visited fewer countries than my friend has.
He has read fewer books than she has.
With uncountable nouns: more / less
Eloise has more money than Chantal.
Chantal has less money than Eloise.
I spend less time on homework than you do.
Cats drink less water than dogs.
This new dictionary gives more information than the old one.  
TO SHOW NO DIFFERENCE: 
AS MUCH AS , AS LITTLE AS (uncountable nouns)
AS MANY AS,  AS FEW AS      (countable nouns)
With countable nouns:
They have as many children as us.
We have as many customers as them.
Tom has as few books as Jane.
There are as few houses in his village as in mine.
You know as many people as I do.
I have visited the States as many times as he has.
With uncountable nouns:
John eats as much food as Peter.
Jim has as little food as Sam.
You've heard as much news as I have.
He's had as much success as his brother has.
They've got as little water as we have.