82.23% is the change from 377 to 687
Calculation steps:
[( 687 - 377 ) ÷ 377] x 100 = 82.23%
Formula
Percentage change = [(687 - 377) / 377] x 100
Subtract the new number by the original number
687 - 377 = 310
310 ÷ 377 = 0.8222811671087533
0.8222811671087533 x 100 = 82.23%