-85.56% is the change from 949 to 137
Calculation steps:
[( 137 - 949 ) ÷ 949] x 100 = -85.56%
Formula
Percentage change = [(137 - 949) / 949] x 100
Subtract the new number by the original number
137 - 949 = -812
-812 ÷ 949 = -0.8556375131717597
-0.8556375131717597 x 100 = -85.56%