60.15% is the change from 266 to 426
Calculation steps:
[( 426 - 266 ) ÷ 266] x 100 = 60.15%
Formula
Percentage change = [(426 - 266) / 266] x 100
Subtract the new number by the original number
426 - 266 = 160
160 ÷ 266 = 0.6015037593984962
0.6015037593984962 x 100 = 60.15%