84.87% is the change from 337 to 623
Calculation steps:
[( 623 - 337 ) ÷ 337] x 100 = 84.87%
Formula
Percentage change = [(623 - 337) / 337] x 100
Subtract the new number by the original number
623 - 337 = 286
286 ÷ 337 = 0.8486646884272997
0.8486646884272997 x 100 = 84.87%