-36.21% is the change from 243 to 155
Calculation steps:
[( 155 - 243 ) ÷ 243] x 100 = -36.21%
Formula
Percentage change = [(155 - 243) / 243] x 100
Subtract the new number by the original number
155 - 243 = -88
-88 ÷ 243 = -0.36213991769547327
-0.36213991769547327 x 100 = -36.21%