82.71% is the change from 376 to 687
Calculation steps:
[( 687 - 376 ) ÷ 376] x 100 = 82.71%
Formula
Percentage change = [(687 - 376) / 376] x 100
Subtract the new number by the original number
687 - 376 = 311
311 ÷ 376 = 0.8271276595744681
0.8271276595744681 x 100 = 82.71%