-64.04% is the change from 228 to 82
Calculation steps:
[( 82 - 228 ) ÷ 228] x 100 = -64.04%
Formula
Percentage change = [(82 - 228) / 228] x 100
Subtract the new number by the original number
82 - 228 = -146
-146 ÷ 228 = -0.6403508771929824
-0.6403508771929824 x 100 = -64.04%