-87.1% is the change from 977 to 126
Calculation steps:
[( 126 - 977 ) ÷ 977] x 100 = -87.1%
Formula
Percentage change = [(126 - 977) / 977] x 100
Subtract the new number by the original number
126 - 977 = -851
-851 ÷ 977 = -0.8710337768679631
-0.8710337768679631 x 100 = -87.1%