-64.63% is the change from 82 to 29
Calculation steps:
[( 29 - 82 ) ÷ 82] x 100 = -64.63%
Formula
Percentage change = [(29 - 82) / 82] x 100
Subtract the new number by the original number
29 - 82 = -53
-53 ÷ 82 = -0.6463414634146342
-0.6463414634146342 x 100 = -64.63%