89.3% is the change from 271 to 513
Calculation steps:
[( 513 - 271 ) ÷ 271] x 100 = 89.3%
Formula
Percentage change = [(513 - 271) / 271] x 100
Subtract the new number by the original number
513 - 271 = 242
242 ÷ 271 = 0.8929889298892989
0.8929889298892989 x 100 = 89.3%