-16.45% is the change from 547 to 457
Calculation steps:
[( 457 - 547 ) ÷ 547] x 100 = -16.45%
Formula
Percentage change = [(457 - 547) / 547] x 100
Subtract the new number by the original number
457 - 547 = -90
-90 ÷ 547 = -0.16453382084095064
-0.16453382084095064 x 100 = -16.45%