-49.71% is the change from 853 to 429
Calculation steps:
[( 429 - 853 ) ÷ 853] x 100 = -49.71%
Formula
Percentage change = [(429 - 853) / 853] x 100
Subtract the new number by the original number
429 - 853 = -424
-424 ÷ 853 = -0.4970691676436108
-0.4970691676436108 x 100 = -49.71%