Question

what is number formatting​

Answer 1

Answer:

Converts numbers into strings. The conversion is the result of formatting the number specified in the first argument (number), using the format specified in the second argument (string), and applying the rules defined in the decimal format named in the third optional argument (string).

Answer 2

Answer:

Number formatting that changes the appearance of data but does not affect its value...

various types of number formats like currency, data, time, percentage, etc....

Hope it helps...