87.59% is the change from 274 to 514
Calculation steps:
[( 514 - 274 ) ÷ 274] x 100 = 87.59%
Formula
Percentage change = [(514 - 274) / 274] x 100
Subtract the new number by the original number
514 - 274 = 240
240 ÷ 274 = 0.8759124087591241
0.8759124087591241 x 100 = 87.59%