-84.38% is the change from 877 to 137
Calculation steps:
[( 137 - 877 ) ÷ 877] x 100 = -84.38%
Formula
Percentage change = [(137 - 877) / 877] x 100
Subtract the new number by the original number
137 - 877 = -740
-740 ÷ 877 = -0.8437856328392246
-0.8437856328392246 x 100 = -84.38%