-9.21% is the change from 901 to 818
Calculation steps:
[( 818 - 901 ) ÷ 901] x 100 = -9.21%
Formula
Percentage change = [(818 - 901) / 901] x 100
Subtract the new number by the original number
818 - 901 = -83
-83 ÷ 901 = -0.09211986681465038
-0.09211986681465038 x 100 = -9.21%