-72.41% is the change from 232 to 64
Calculation steps:
[( 64 - 232 ) ÷ 232] x 100 = -72.41%
Formula
Percentage change = [(64 - 232) / 232] x 100
Subtract the new number by the original number
64 - 232 = -168
-168 ÷ 232 = -0.7241379310344828
-0.7241379310344828 x 100 = -72.41%