-52.35% is the change from 149 to 71
Calculation steps:
[( 71 - 149 ) ÷ 149] x 100 = -52.35%
Formula
Percentage change = [(71 - 149) / 149] x 100
Subtract the new number by the original number
71 - 149 = -78
-78 ÷ 149 = -0.5234899328859061
-0.5234899328859061 x 100 = -52.35%