-61.03% is the change from 136 to 53
Calculation steps:
[( 53 - 136 ) ÷ 136] x 100 = -61.03%
Formula
Percentage change = [(53 - 136) / 136] x 100
Subtract the new number by the original number
53 - 136 = -83
-83 ÷ 136 = -0.6102941176470589
-0.6102941176470589 x 100 = -61.03%