-26.3% is the change from 768 to 566
Calculation steps:
[( 566 - 768 ) ÷ 768] x 100 = -26.3%
Formula
Percentage change = [(566 - 768) / 768] x 100
Subtract the new number by the original number
566 - 768 = -202
-202 ÷ 768 = -0.2630208333333333
-0.2630208333333333 x 100 = -26.3%