-82.5% is the change from 903 to 158
Calculation steps:
[( 158 - 903 ) ÷ 903] x 100 = -82.5%
Formula
Percentage change = [(158 - 903) / 903] x 100
Subtract the new number by the original number
158 - 903 = -745
-745 ÷ 903 = -0.8250276854928018
-0.8250276854928018 x 100 = -82.5%