-21.06% is the change from 546 to 431
Calculation steps:
[( 431 - 546 ) ÷ 546] x 100 = -21.06%
Formula
Percentage change = [(431 - 546) / 546] x 100
Subtract the new number by the original number
431 - 546 = -115
-115 ÷ 546 = -0.21062271062271062
-0.21062271062271062 x 100 = -21.06%