-54.78% is the change from 115 to 52
Calculation steps:
[( 52 - 115 ) ÷ 115] x 100 = -54.78%
Formula
Percentage change = [(52 - 115) / 115] x 100
Subtract the new number by the original number
52 - 115 = -63
-63 ÷ 115 = -0.5478260869565217
-0.5478260869565217 x 100 = -54.78%