-84.91% is the change from 974 to 147
Calculation steps:
[( 147 - 974 ) ÷ 974] x 100 = -84.91%
Formula
Percentage change = [(147 - 974) / 974] x 100
Subtract the new number by the original number
147 - 974 = -827
-827 ÷ 974 = -0.8490759753593429
-0.8490759753593429 x 100 = -84.91%