#### Answer

Yes, it is important to memorize the various symbols.

#### Work Step by Step

We need to memorize such symbols because without it we won’t be able to represent any number in that numeration system and cannot convert it from one numeral system to the other.
For example, if we try to understand the Traditional Chinese numeral system we need to memorize the symbols of the table.
And there are more than this.
And for the Ionic Greek numeral system, we need to memorize the related table
And the same way for other numeral systems too.
Therefore, it is important to memorize these symbols and we need to give time to memorize it.