-91.56% is the change from 972 to 82
Calculation steps:
[( 82 - 972 ) ÷ 972] x 100 = -91.56%
Formula
Percentage change = [(82 - 972) / 972] x 100
Subtract the new number by the original number
82 - 972 = -890
-890 ÷ 972 = -0.9156378600823045
-0.9156378600823045 x 100 = -91.56%