87.23% is the change from 274 to 513
Calculation steps:
[( 513 - 274 ) ÷ 274] x 100 = 87.23%
Formula
Percentage change = [(513 - 274) / 274] x 100
Subtract the new number by the original number
513 - 274 = 239
239 ÷ 274 = 0.8722627737226277
0.8722627737226277 x 100 = 87.23%