73.74% is the change from 396 to 688
Calculation steps:
[( 688 - 396 ) ÷ 396] x 100 = 73.74%
Formula
Percentage change = [(688 - 396) / 396] x 100
Subtract the new number by the original number
688 - 396 = 292
292 ÷ 396 = 0.7373737373737373
0.7373737373737373 x 100 = 73.74%