86.48% is the change from 281 to 524
Calculation steps:
[( 524 - 281 ) ÷ 281] x 100 = 86.48%
Formula
Percentage change = [(524 - 281) / 281] x 100
Subtract the new number by the original number
524 - 281 = 243
243 ÷ 281 = 0.8647686832740213
0.8647686832740213 x 100 = 86.48%