FACE VALUE : (Real Value) In a number, the face value of a digit is the value of the digit itself, irrespective of its place in the numeral. The place of the digit is not considered in the number.
e.g., In the number 43857, the face value of 4 is 4; the face value of 3 is 3 and so on.
PLACE VALUE : (Local Value) In a number, the pace value of a digit changes according to the change of its place.
Place value of unit digit=(unit digit)*1
Place value of tens digit=(tens digit)*10
Place value of hundreds digit
=(hundred digits)*100
Place value of thousand digit
=(thousand digit)*1000 & so on
For determining the place value of the digit in a given number is started from the extreme right as Unit's place. Ten's place, Hundred's place, Thousand's place and so on.