-2.63% is the change from 457 to 445
Calculation steps:
[( 445 - 457 ) ÷ 457] x 100 = -2.63%
Formula
Percentage change = [(445 - 457) / 457] x 100
Subtract the new number by the original number
445 - 457 = -12
-12 ÷ 457 = -0.0262582056892779
-0.0262582056892779 x 100 = -2.63%