65.41% is the change from 266 to 440
Calculation steps:
[( 440 - 266 ) ÷ 266] x 100 = 65.41%
Formula
Percentage change = [(440 - 266) / 266] x 100
Subtract the new number by the original number
440 - 266 = 174
174 ÷ 266 = 0.6541353383458647
0.6541353383458647 x 100 = 65.41%