34350% is the change from 2 to 689
Calculation steps:
[( 689 - 2 ) ÷ 2] x 100 = 34350%
Formula
Percentage change = [(689 - 2) / 2] x 100
Subtract the new number by the original number
689 - 2 = 687
687 ÷ 2 = 343.5
343.5 x 100 = 34350%
Example