Subscript is writing a rather small and located slightly below while the superscript is writing a rather small and located slightly above. To write a subscript we use <SUB> tag is to write us use superscript tag <SUP>. Here's an example:
Normal writing <sub>subscrip writing</sub>
Normal writing <sup>superscrip writing</sup>
So who will appear in the browser as below.
Normal writing subscrip writing
Normal writing superscrip writing
Writing subscrip and superscrip usually used in writing a chemical formula and powers. For example:
Sulfuric acid chemical formula is H <sub>2 </sub> SO <sub>4 </sub>
150 m<sup>2 </sup> wide field and the volume of a sphere 300 m <sup>3 </ sup>
Then the results will be displayed in the browser as shown below.
Sulfuric acid chemical formula is H 2 SO 4
150 m2 wide field and the volume of a sphere 300 m3
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