85.43% is the change from 151 to 280
Calculation steps:
[( 280 - 151 ) ÷ 151] x 100 = 85.43%
Formula
Percentage change = [(280 - 151) / 151] x 100
Subtract the new number by the original number
280 - 151 = 129
129 ÷ 151 = 0.8543046357615894
0.8543046357615894 x 100 = 85.43%