-84.66% is the change from 339 to 52
Calculation steps:
[( 52 - 339 ) ÷ 339] x 100 = -84.66%
Formula
Percentage change = [(52 - 339) / 339] x 100
Subtract the new number by the original number
52 - 339 = -287
-287 ÷ 339 = -0.8466076696165191
-0.8466076696165191 x 100 = -84.66%