149.62% is the change from 266 to 664
Calculation steps:
[( 664 - 266 ) ÷ 266] x 100 = 149.62%
Formula
Percentage change = [(664 - 266) / 266] x 100
Subtract the new number by the original number
664 - 266 = 398
398 ÷ 266 = 1.4962406015037595
1.4962406015037595 x 100 = 149.62%