-72.77% is the change from 191 to 52
Calculation steps:
[( 52 - 191 ) ÷ 191] x 100 = -72.77%
Formula
Percentage change = [(52 - 191) / 191] x 100
Subtract the new number by the original number
52 - 191 = -139
-139 ÷ 191 = -0.7277486910994765
-0.7277486910994765 x 100 = -72.77%