These are word's grammars related to quantity. Click on any word to go to its word's detail page. Or, go to the definition of quantity.
We use amount of with uncountable nouns. Number of is used with countable nouns:
2 A quantity of or quantities of?
Quantity is more formal than amount or number. A quantity of or quantities of can be followed by a countable noun or an uncountable noun. They are most commonly used with an adjective such as huge, big, large, small:
