-67.7% is the change from 226 to 73
Calculation steps:
[( 73 - 226 ) ÷ 226] x 100 = -67.7%
Formula
Percentage change = [(73 - 226) / 226] x 100
Subtract the new number by the original number
73 - 226 = -153
-153 ÷ 226 = -0.6769911504424779
-0.6769911504424779 x 100 = -67.7%