-52.46% is the change from 913 to 434
Calculation steps:
[( 434 - 913 ) ÷ 913] x 100 = -52.46%
Formula
Percentage change = [(434 - 913) / 913] x 100
Subtract the new number by the original number
434 - 913 = -479
-479 ÷ 913 = -0.524644030668127
-0.524644030668127 x 100 = -52.46%