61.79% is the change from 280 to 453
Calculation steps:
[( 453 - 280 ) ÷ 280] x 100 = 61.79%
Formula
Percentage change = [(453 - 280) / 280] x 100
Subtract the new number by the original number
453 - 280 = 173
173 ÷ 280 = 0.6178571428571429
0.6178571428571429 x 100 = 61.79%