-13.77% is the change from 530 to 457
Calculation steps:
[( 457 - 530 ) ÷ 530] x 100 = -13.77%
Formula
Percentage change = [(457 - 530) / 530] x 100
Subtract the new number by the original number
457 - 530 = -73
-73 ÷ 530 = -0.13773584905660377
-0.13773584905660377 x 100 = -13.77%