69.89% is the change from 269 to 457
Calculation steps:
[( 457 - 269 ) ÷ 269] x 100 = 69.89%
Formula
Percentage change = [(457 - 269) / 269] x 100
Subtract the new number by the original number
457 - 269 = 188
188 ÷ 269 = 0.6988847583643123
0.6988847583643123 x 100 = 69.89%