-39.83% is the change from 688 to 414
Calculation steps:
[( 414 - 688 ) ÷ 688] x 100 = -39.83%
Formula
Percentage change = [(414 - 688) / 688] x 100
Subtract the new number by the original number
414 - 688 = -274
-274 ÷ 688 = -0.39825581395348836
-0.39825581395348836 x 100 = -39.83%