-21.78% is the change from 776 to 607
Calculation steps:
[( 607 - 776 ) ÷ 776] x 100 = -21.78%
Formula
Percentage change = [(607 - 776) / 776] x 100
Subtract the new number by the original number
607 - 776 = -169
-169 ÷ 776 = -0.21778350515463918
-0.21778350515463918 x 100 = -21.78%