77.94% is the change from 281 to 500
Calculation steps:
[( 500 - 281 ) ÷ 281] x 100 = 77.94%
Formula
Percentage change = [(500 - 281) / 281] x 100
Subtract the new number by the original number
500 - 281 = 219
219 ÷ 281 = 0.7793594306049823
0.7793594306049823 x 100 = 77.94%