12820% is the change from 5 to 646
Calculation steps:
[( 646 - 5 ) ÷ 5] x 100 = 12820%
Formula
Percentage change = [(646 - 5) / 5] x 100
Subtract the new number by the original number
646 - 5 = 641
641 ÷ 5 = 128.2
128.2 x 100 = 12820%
Example