40.23% is the change from 266 to 373
Calculation steps:
[( 373 - 266 ) ÷ 266] x 100 = 40.23%
Formula
Percentage change = [(373 - 266) / 266] x 100
Subtract the new number by the original number
373 - 266 = 107
107 ÷ 266 = 0.40225563909774437
0.40225563909774437 x 100 = 40.23%