-86.42% is the change from 243 to 33
Calculation steps:
[( 33 - 243 ) ÷ 243] x 100 = -86.42%
Formula
Percentage change = [(33 - 243) / 243] x 100
Subtract the new number by the original number
33 - 243 = -210
-210 ÷ 243 = -0.8641975308641975
-0.8641975308641975 x 100 = -86.42%