6320% is the change from 15 to 963
Calculation steps:
[( 963 - 15 ) ÷ 15] x 100 = 6320%
Formula
Percentage change = [(963 - 15) / 15] x 100
Subtract the new number by the original number
963 - 15 = 948
948 ÷ 15 = 63.2
63.2 x 100 = 6320%
Example