-98.34% is the change from 903 to 15
Calculation steps:
[( 15 - 903 ) ÷ 903] x 100 = -98.34%
Formula
Percentage change = [(15 - 903) / 903] x 100
Subtract the new number by the original number
15 - 903 = -888
-888 ÷ 903 = -0.9833887043189369
-0.9833887043189369 x 100 = -98.34%
Example