83.86% is the change from 316 to 581
Calculation steps:
[( 581 - 316 ) ÷ 316] x 100 = 83.86%
Formula
Percentage change = [(581 - 316) / 316] x 100
Subtract the new number by the original number
581 - 316 = 265
265 ÷ 316 = 0.8386075949367089
0.8386075949367089 x 100 = 83.86%