69.92% is the change from 266 to 452
Calculation steps:
[( 452 - 266 ) ÷ 266] x 100 = 69.92%
Formula
Percentage change = [(452 - 266) / 266] x 100
Subtract the new number by the original number
452 - 266 = 186
186 ÷ 266 = 0.6992481203007519
0.6992481203007519 x 100 = 69.92%