39.47% is the change from 266 to 371
Calculation steps:
[( 371 - 266 ) ÷ 266] x 100 = 39.47%
Formula
Percentage change = [(371 - 266) / 266] x 100
Subtract the new number by the original number
371 - 266 = 105
105 ÷ 266 = 0.39473684210526316
0.39473684210526316 x 100 = 39.47%