-37.46% is the change from 977 to 611
Calculation steps:
[( 611 - 977 ) ÷ 977] x 100 = -37.46%
Formula
Percentage change = [(611 - 977) / 977] x 100
Subtract the new number by the original number
611 - 977 = -366
-366 ÷ 977 = -0.37461617195496416
-0.37461617195496416 x 100 = -37.46%