-87.18% is the change from 429 to 55
Calculation steps:
[( 55 - 429 ) ÷ 429] x 100 = -87.18%
Formula
Percentage change = [(55 - 429) / 429] x 100
Subtract the new number by the original number
55 - 429 = -374
-374 ÷ 429 = -0.8717948717948718
-0.8717948717948718 x 100 = -87.18%