-70.83% is the change from 977 to 285
Calculation steps:
[( 285 - 977 ) ÷ 977] x 100 = -70.83%
Formula
Percentage change = [(285 - 977) / 977] x 100
Subtract the new number by the original number
285 - 977 = -692
-692 ÷ 977 = -0.7082906857727738
-0.7082906857727738 x 100 = -70.83%