-55.53% is the change from 913 to 406
Calculation steps:
[( 406 - 913 ) ÷ 913] x 100 = -55.53%
Formula
Percentage change = [(406 - 913) / 913] x 100
Subtract the new number by the original number
406 - 913 = -507
-507 ÷ 913 = -0.5553121577217963
-0.5553121577217963 x 100 = -55.53%