52.86% is the change from 437 to 668
Calculation steps:
[( 668 - 437 ) ÷ 437] x 100 = 52.86%
Formula
Percentage change = [(668 - 437) / 437] x 100
Subtract the new number by the original number
668 - 437 = 231
231 ÷ 437 = 0.528604118993135
0.528604118993135 x 100 = 52.86%