84% is the change from 275 to 506
Calculation steps:
[( 506 - 275 ) ÷ 275] x 100 = 84%
Formula
Percentage change = [(506 - 275) / 275] x 100
Subtract the new number by the original number
506 - 275 = 231
231 ÷ 275 = 0.84
0.84 x 100 = 84%
Example