253.01% is the change from 266 to 939
Calculation steps:
[( 939 - 266 ) ÷ 266] x 100 = 253.01%
Formula
Percentage change = [(939 - 266) / 266] x 100
Subtract the new number by the original number
939 - 266 = 673
673 ÷ 266 = 2.530075187969925
2.530075187969925 x 100 = 253.01%