187.65% is the change from 81 to 233
Calculation steps:
[( 233 - 81 ) ÷ 81] x 100 = 187.65%
Formula
Percentage change = [(233 - 81) / 81] x 100
Subtract the new number by the original number
233 - 81 = 152
152 ÷ 81 = 1.876543209876543
1.876543209876543 x 100 = 187.65%