6480% is the change from 15 to 987
Calculation steps:
[( 987 - 15 ) ÷ 15] x 100 = 6480%
Formula
Percentage change = [(987 - 15) / 15] x 100
Subtract the new number by the original number
987 - 15 = 972
972 ÷ 15 = 64.8
64.8 x 100 = 6480%
Example