-94.07% is the change from 135 to 8
Calculation steps:
[( 8 - 135 ) ÷ 135] x 100 = -94.07%
Formula
Percentage change = [(8 - 135) / 135] x 100
Subtract the new number by the original number
8 - 135 = -127
-127 ÷ 135 = -0.9407407407407408
-0.9407407407407408 x 100 = -94.07%