-80.76% is the change from 977 to 188
Calculation steps:
[( 188 - 977 ) ÷ 977] x 100 = -80.76%
Formula
Percentage change = [(188 - 977) / 977] x 100
Subtract the new number by the original number
188 - 977 = -789
-789 ÷ 977 = -0.8075742067553736
-0.8075742067553736 x 100 = -80.76%