Small is a Formatting element used to make text small.
<small>Content</small>
Or
<tag><small>Content</small></tag>
You can apply small element to any element and use any where within a HTML document.
Small is a pair tag and output of small element is small text like you can see in above example.
Open notepad or any other text editor, follow the following points.
save file with name task.html or task.htm and then open it using any browser and see results.
Don't forget small is non empty element which means it always comes in pair.