69.28% is the change from 166 to 281
Calculation steps:
[( 281 - 166 ) ÷ 166] x 100 = 69.28%
Formula
Percentage change = [(281 - 166) / 166] x 100
Subtract the new number by the original number
281 - 166 = 115
115 ÷ 166 = 0.6927710843373494
0.6927710843373494 x 100 = 69.28%