Question

what is numbers and numeration

Answer 1

Simply we can say that Number is a unit in counting. and Numeration is the act of numbering.

Answer 2

Number is the thing produced by placing one or more than one digit one after another. For example: 1,2,3,4,5,11,44,68 etc.
Numeration means writing any number using digits . For example if we write twenty five thousand in digits :25000 ,
then it is known as numeration.