-66.81% is the change from 705 to 234
Calculation steps:
[( 234 - 705 ) ÷ 705] x 100 = -66.81%
Formula
Percentage change = [(234 - 705) / 705] x 100
Subtract the new number by the original number
234 - 705 = -471
-471 ÷ 705 = -0.6680851063829787
-0.6680851063829787 x 100 = -66.81%