264.22% is the change from 109 to 397
Calculation steps:
[( 397 - 109 ) ÷ 109] x 100 = 264.22%
Formula
Percentage change = [(397 - 109) / 109] x 100
Subtract the new number by the original number
397 - 109 = 288
288 ÷ 109 = 2.6422018348623855
2.6422018348623855 x 100 = 264.22%