-87.79% is the change from 434 to 53
Calculation steps:
[( 53 - 434 ) ÷ 434] x 100 = -87.79%
Formula
Percentage change = [(53 - 434) / 434] x 100
Subtract the new number by the original number
53 - 434 = -381
-381 ÷ 434 = -0.8778801843317973
-0.8778801843317973 x 100 = -87.79%