16.54% is the change from 266 to 310
Calculation steps:
[( 310 - 266 ) ÷ 266] x 100 = 16.54%
Formula
Percentage change = [(310 - 266) / 266] x 100
Subtract the new number by the original number
310 - 266 = 44
44 ÷ 266 = 0.16541353383458646
0.16541353383458646 x 100 = 16.54%