-9.19% is the change from 903 to 820
Calculation steps:
[( 820 - 903 ) ÷ 903] x 100 = -9.19%
Formula
Percentage change = [(820 - 903) / 903] x 100
Subtract the new number by the original number
820 - 903 = -83
-83 ÷ 903 = -0.09191583610188261
-0.09191583610188261 x 100 = -9.19%