-55.64% is the change from 913 to 405
Calculation steps:
[( 405 - 913 ) ÷ 913] x 100 = -55.64%
Formula
Percentage change = [(405 - 913) / 913] x 100
Subtract the new number by the original number
405 - 913 = -508
-508 ÷ 913 = -0.556407447973713
-0.556407447973713 x 100 = -55.64%