A little or a few exercises

(a) few or (a) little - expressions of quantity

a few ...

(A) few ... is used with plurals, countable nouns.

Examples: a few

There are just a few examples.
I've got few brothers.

a little...

(A) little is used with singular nouns (uncountable) nouns.

Examples: a little

There is little tea left.
I've got little money.

English a little or a few exercises

A little or a few  with free online exercises, a little or a few examples and sentences. Online exercises,  questions and negative sentences.

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