261.47% is the change from 109 to 394
Calculation steps:
[( 394 - 109 ) ÷ 109] x 100 = 261.47%
Formula
Percentage change = [(394 - 109) / 109] x 100
Subtract the new number by the original number
394 - 109 = 285
285 ÷ 109 = 2.614678899082569
2.614678899082569 x 100 = 261.47%