39.07% is the change from 494 to 687
Calculation steps:
[( 687 - 494 ) ÷ 494] x 100 = 39.07%
Formula
Percentage change = [(687 - 494) / 494] x 100
Subtract the new number by the original number
687 - 494 = 193
193 ÷ 494 = 0.39068825910931176
0.39068825910931176 x 100 = 39.07%