-66.26% is the change from 243 to 82
Calculation steps:
[( 82 - 243 ) ÷ 243] x 100 = -66.26%
Formula
Percentage change = [(82 - 243) / 243] x 100
Subtract the new number by the original number
82 - 243 = -161
-161 ÷ 243 = -0.6625514403292181
-0.6625514403292181 x 100 = -66.26%