-26.49% is the change from 770 to 566
Calculation steps:
[( 566 - 770 ) ÷ 770] x 100 = -26.49%
Formula
Percentage change = [(566 - 770) / 770] x 100
Subtract the new number by the original number
566 - 770 = -204
-204 ÷ 770 = -0.2649350649350649
-0.2649350649350649 x 100 = -26.49%