340.13% is the change from 157 to 691
Calculation steps:
[( 691 - 157 ) ÷ 157] x 100 = 340.13%
Formula
Percentage change = [(691 - 157) / 157] x 100
Subtract the new number by the original number
691 - 157 = 534
534 ÷ 157 = 3.4012738853503186
3.4012738853503186 x 100 = 340.13%