153.23% is the change from 263 to 666
Calculation steps:
[( 666 - 263 ) ÷ 263] x 100 = 153.23%
Formula
Percentage change = [(666 - 263) / 263] x 100
Subtract the new number by the original number
666 - 263 = 403
403 ÷ 263 = 1.532319391634981
1.532319391634981 x 100 = 153.23%