-42.07% is the change from 977 to 566
Calculation steps:
[( 566 - 977 ) ÷ 977] x 100 = -42.07%
Formula
Percentage change = [(566 - 977) / 977] x 100
Subtract the new number by the original number
566 - 977 = -411
-411 ÷ 977 = -0.42067553735926305
-0.42067553735926305 x 100 = -42.07%