-68.72% is the change from 227 to 71
Calculation steps:
[( 71 - 227 ) ÷ 227] x 100 = -68.72%
Formula
Percentage change = [(71 - 227) / 227] x 100
Subtract the new number by the original number
71 - 227 = -156
-156 ÷ 227 = -0.6872246696035242
-0.6872246696035242 x 100 = -68.72%