85.24% is the change from 271 to 502
Calculation steps:
[( 502 - 271 ) ÷ 271] x 100 = 85.24%
Formula
Percentage change = [(502 - 271) / 271] x 100
Subtract the new number by the original number
502 - 271 = 231
231 ÷ 271 = 0.8523985239852399
0.8523985239852399 x 100 = 85.24%