-85.74% is the change from 947 to 135
Calculation steps:
[( 135 - 947 ) ÷ 947] x 100 = -85.74%
Formula
Percentage change = [(135 - 947) / 947] x 100
Subtract the new number by the original number
135 - 947 = -812
-812 ÷ 947 = -0.8574445617740233
-0.8574445617740233 x 100 = -85.74%