18.14% is the change from 237 to 280
Calculation steps:
[( 280 - 237 ) ÷ 237] x 100 = 18.14%
Formula
Percentage change = [(280 - 237) / 237] x 100
Subtract the new number by the original number
280 - 237 = 43
43 ÷ 237 = 0.18143459915611815
0.18143459915611815 x 100 = 18.14%