81.7% is the change from 377 to 685
Calculation steps:
[( 685 - 377 ) ÷ 377] x 100 = 81.7%
Formula
Percentage change = [(685 - 377) / 377] x 100
Subtract the new number by the original number
685 - 377 = 308
308 ÷ 377 = 0.8169761273209549
0.8169761273209549 x 100 = 81.7%