What is Place Value ?

Here is the link for answer to your query!

https://www.meritnation.com/ask-answer/question/why-the-place-value-table-is-formed/number-system/2087290

Moreover, the formation of place value table is explained in an easy way with videos in the following link:

http://cbse.meritnation.com/study-online/study-material/BqDoXA26K6vnwex6IM1eeQ!!/oYfS9RQiI1XmZA4APf2T3A!!