-44.93% is the change from 977 to 538
Calculation steps:
[( 538 - 977 ) ÷ 977] x 100 = -44.93%
Formula
Percentage change = [(538 - 977) / 977] x 100
Subtract the new number by the original number
538 - 977 = -439
-439 ÷ 977 = -0.44933469805527126
-0.44933469805527126 x 100 = -44.93%