-40.73% is the change from 766 to 454
Calculation steps:
[( 454 - 766 ) ÷ 766] x 100 = -40.73%
Formula
Percentage change = [(454 - 766) / 766] x 100
Subtract the new number by the original number
454 - 766 = -312
-312 ÷ 766 = -0.4073107049608355
-0.4073107049608355 x 100 = -40.73%