Luiz Countable and Uncountable

Countable

And

Uncountable

Countable

Potato

In English for knowing about the quantity of a countable noun, we have to use the expression 'How many?'

and after that the plural countable noun. The singular form can use the articles "a" or "an".

We use numbers when we want to reffer to a countable nouns, that have a singular and a plural form.

Uncountable

Milk

We can't use the articles "a" or "an" with these nouns.

There are some expressions that we can use to express a quantity, such as, a lot of, much, some, a bit of etc.

In this case, when we want to ask about the quantity , we have to ask "How much?