67.66% is the change from 269 to 451
Calculation steps:
[( 451 - 269 ) ÷ 269] x 100 = 67.66%
Formula
Percentage change = [(451 - 269) / 269] x 100
Subtract the new number by the original number
451 - 269 = 182
182 ÷ 269 = 0.6765799256505576
0.6765799256505576 x 100 = 67.66%