82.56% is the change from 281 to 513
Calculation steps:
[( 513 - 281 ) ÷ 281] x 100 = 82.56%
Formula
Percentage change = [(513 - 281) / 281] x 100
Subtract the new number by the original number
513 - 281 = 232
232 ÷ 281 = 0.8256227758007118
0.8256227758007118 x 100 = 82.56%