-20.46% is the change from 567 to 451
Calculation steps:
[( 451 - 567 ) ÷ 567] x 100 = -20.46%
Formula
Percentage change = [(451 - 567) / 567] x 100
Subtract the new number by the original number
451 - 567 = -116
-116 ÷ 567 = -0.20458553791887124
-0.20458553791887124 x 100 = -20.46%