83.94% is the change from 274 to 504
Calculation steps:
[( 504 - 274 ) ÷ 274] x 100 = 83.94%
Formula
Percentage change = [(504 - 274) / 274] x 100
Subtract the new number by the original number
504 - 274 = 230
230 ÷ 274 = 0.8394160583941606
0.8394160583941606 x 100 = 83.94%