COMPARISON OF ADJECTIVES
COMPARISONS OF QUANTITY
To show difference: more, less, fewer + than
Examples:
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.
So, the rule is:
MORE + nouns that are countable or uncountable
FEWER + countable nouns
LESS + uncountable nouns