-71.74% is the change from 230 to 65
Calculation steps:
[( 65 - 230 ) ÷ 230] x 100 = -71.74%
Formula
Percentage change = [(65 - 230) / 230] x 100
Subtract the new number by the original number
65 - 230 = -165
-165 ÷ 230 = -0.717391304347826
-0.717391304347826 x 100 = -71.74%