-7.78% is the change from 977 to 901
Calculation steps:
[( 901 - 977 ) ÷ 977] x 100 = -7.78%
Formula
Percentage change = [(901 - 977) / 977] x 100
Subtract the new number by the original number
901 - 977 = -76
-76 ÷ 977 = -0.07778915046059365
-0.07778915046059365 x 100 = -7.78%