Operation of WPP[edit] WPP is run prior to compilation (in other words, before even the C preprocessor), and generates a trace message header for each file that it processes (by default this header is filename.tmh, where filename is the name of the processed source file). WPP's understanding of C/C++ syntax is very limited.
Divide the new value by the old value and multiply by 100 to find the absolute relationship between the two values. A process that is similar (but not identical) to the process used to find percent change is that used to find the absolute percentage relationship between the old and new values.
Trend Analysis. Trend analysis calculates the percentage change for one account over a period of time of two years or more. Percentage change. To calculate the percentage change between two periods: Calculate the amount of the increase/(decrease) for the period by subtracting the earlier year from the later year.