84.91% is the change from 371 to 686
Calculation steps:
[( 686 - 371 ) ÷ 371] x 100 = 84.91%
Formula
Percentage change = [(686 - 371) / 371] x 100
Subtract the new number by the original number
686 - 371 = 315
315 ÷ 371 = 0.8490566037735849
0.8490566037735849 x 100 = 84.91%