-87.7% is the change from 431 to 53
Calculation steps:
[( 53 - 431 ) ÷ 431] x 100 = -87.7%
Formula
Percentage change = [(53 - 431) / 431] x 100
Subtract the new number by the original number
53 - 431 = -378
-378 ÷ 431 = -0.877030162412993
-0.877030162412993 x 100 = -87.7%