-64.77% is the change from 281 to 99
Calculation steps:
[( 99 - 281 ) ÷ 281] x 100 = -64.77%
Formula
Percentage change = [(99 - 281) / 281] x 100
Subtract the new number by the original number
99 - 281 = -182
-182 ÷ 281 = -0.6476868327402135
-0.6476868327402135 x 100 = -64.77%