69.63% is the change from 405 to 687
Calculation steps:
[( 687 - 405 ) ÷ 405] x 100 = 69.63%
Formula
Percentage change = [(687 - 405) / 405] x 100
Subtract the new number by the original number
687 - 405 = 282
282 ÷ 405 = 0.6962962962962963
0.6962962962962963 x 100 = 69.63%