137.22% is the change from 266 to 631
Calculation steps:
[( 631 - 266 ) ÷ 266] x 100 = 137.22%
Formula
Percentage change = [(631 - 266) / 266] x 100
Subtract the new number by the original number
631 - 266 = 365
365 ÷ 266 = 1.3721804511278195
1.3721804511278195 x 100 = 137.22%