-21.02% is the change from 766 to 605
Calculation steps:
[( 605 - 766 ) ÷ 766] x 100 = -21.02%
Formula
Percentage change = [(605 - 766) / 766] x 100
Subtract the new number by the original number
605 - 766 = -161
-161 ÷ 766 = -0.21018276762402088
-0.21018276762402088 x 100 = -21.02%