Clark in 1906 while working for the Province of Ontario. The most common type of logarithm table is used is log base 10. Add the values obtained in step 2 and 3 2000 0 2000.
Now use row number 15 and check column number 2 and write the corresponding value.
So this may result in rounding errors when calculating the present value using the present value table. Now add all the 3 values youll get required logarithm base to 10. Use a common log table. Find the value from the mean difference column for the row 30 and column 0 it gives the value 0.