-33.9% is the change from 525 to 347
Calculation steps:
[( 347 - 525 ) ÷ 525] x 100 = -33.9%
Formula
Percentage change = [(347 - 525) / 525] x 100
Subtract the new number by the original number
347 - 525 = -178
-178 ÷ 525 = -0.33904761904761904
-0.33904761904761904 x 100 = -33.9%