56.07% is the change from 280 to 437
Calculation steps:
[( 437 - 280 ) ÷ 280] x 100 = 56.07%
Formula
Percentage change = [(437 - 280) / 280] x 100
Subtract the new number by the original number
437 - 280 = 157
157 ÷ 280 = 0.5607142857142857
0.5607142857142857 x 100 = 56.07%