-55.59% is the change from 912 to 405
Calculation steps:
[( 405 - 912 ) ÷ 912] x 100 = -55.59%
Formula
Percentage change = [(405 - 912) / 912] x 100
Subtract the new number by the original number
405 - 912 = -507
-507 ÷ 912 = -0.555921052631579
-0.555921052631579 x 100 = -55.59%