numeric key function
what are the function of numeric keypad
The Count Function can only be used with numeric data. true or false
Trigonometric functions are defined from a numeric domain to a numeric range. So the input number determines whether or not the function is defined for that value and, if so, what the value of the function is.
Use the Sum function.
In Excel you can use the ISNUMBER() function.
SUM
The COUNTIF function.
The Excel COUNTA function counts the number of cells that are not empty in a range. The syntax is COUNTA(value1, [value2], ...).See related links for a site that explains the COUNTA function pretty well and has a video for it too.COUNTA is a function in MS Excel used to count numeric and non-numeric values both Take look at example = COUNTA(A1:A10) it will count all the numeric and non-numeric values present in A1 to A10 cells.
SUBSTR
the numeric value means................. i don't know sorry friend
number-based