-91.49% is the change from 952 to 81
Calculation steps:
[( 81 - 952 ) ÷ 952] x 100 = -91.49%
Formula
Percentage change = [(81 - 952) / 952] x 100
Subtract the new number by the original number
81 - 952 = -871
-871 ÷ 952 = -0.9149159663865546
-0.9149159663865546 x 100 = -91.49%