135.29% is the change from 357 to 840
Calculation steps:
[( 840 - 357 ) ÷ 357] x 100 = 135.29%
Formula
Percentage change = [(840 - 357) / 357] x 100
Subtract the new number by the original number
840 - 357 = 483
483 ÷ 357 = 1.3529411764705883
1.3529411764705883 x 100 = 135.29%