81.87% is the change from 182 to 331
Calculation steps:
[( 331 - 182 ) ÷ 182] x 100 = 81.87%
Formula
Percentage change = [(331 - 182) / 182] x 100
Subtract the new number by the original number
331 - 182 = 149
149 ÷ 182 = 0.8186813186813187
0.8186813186813187 x 100 = 81.87%