134.78% is the change from 391 to 918
Calculation steps:
[( 918 - 391 ) ÷ 391] x 100 = 134.78%
Formula
Percentage change = [(918 - 391) / 391] x 100
Subtract the new number by the original number
918 - 391 = 527
527 ÷ 391 = 1.3478260869565217
1.3478260869565217 x 100 = 134.78%