-61.37% is the change from 233 to 90
Calculation steps:
[( 90 - 233 ) ÷ 233] x 100 = -61.37%
Formula
Percentage change = [(90 - 233) / 233] x 100
Subtract the new number by the original number
90 - 233 = -143
-143 ÷ 233 = -0.6137339055793991
-0.6137339055793991 x 100 = -61.37%