-62.04% is the change from 216 to 82
Calculation steps:
[( 82 - 216 ) ÷ 216] x 100 = -62.04%
Formula
Percentage change = [(82 - 216) / 216] x 100
Subtract the new number by the original number
82 - 216 = -134
-134 ÷ 216 = -0.6203703703703703
-0.6203703703703703 x 100 = -62.04%