Showing posts with label Difference between face value and place value.. Show all posts
Showing posts with label Difference between face value and place value.. Show all posts

Wednesday, September 24, 2014

Difference between Face Value and Place value

1.Face value of a digit in a number is the digit itself whereas the place value of a digit in a number is the digit multiplied by thousand or hundred or whatever place it is situated in the place value table.

Example: for the number 25486 the face value of digit 5 situated at thousand's place is 5 and the place value is 5 x 1000 = 5000.

2. Face value of a digit always remain the same irrespective of the number it is used. For example the face value of digit 2 in 26455665 and in 290 is the same and is digit 2 itself.Whereas the place value of a digit changes with number it is used in. 
For example the place value of 2 in 26455665 is 20000000 and in number 29 it is 20.


Some examples:

1.What is the face value of 9 in 25954558700?

Here the face value of 9 is 9 itself. The face value is not impacted by the location of the digit 9 in the number.

Whereas 
Place value of 9 in the above number is 9x100000000.


Easy way of getting place value of a digit.

Take the case of finding the place value of 8 in 5458233.

Step 1: Ignore any digits to the left of 8 in the number 5458233. We get 8233.

Step 2: Now replace all the digits after the digit 8 by 0. We will get 8000.

Hence , 8000 is the required place value of 8 in 5458233.







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