81.53% is the change from 379 to 688
Calculation steps:
[( 688 - 379 ) ÷ 379] x 100 = 81.53%
Formula
Percentage change = [(688 - 379) / 379] x 100
Subtract the new number by the original number
688 - 379 = 309
309 ÷ 379 = 0.8153034300791556
0.8153034300791556 x 100 = 81.53%