-74.41% is the change from 977 to 250
Calculation steps:
[( 250 - 977 ) ÷ 977] x 100 = -74.41%
Formula
Percentage change = [(250 - 977) / 977] x 100
Subtract the new number by the original number
250 - 977 = -727
-727 ÷ 977 = -0.744114636642784
-0.744114636642784 x 100 = -74.41%