6300% is the change from 12 to 768
Calculation steps:
[( 768 - 12 ) ÷ 12] x 100 = 6300%
Formula
Percentage change = [(768 - 12) / 12] x 100
Subtract the new number by the original number
768 - 12 = 756
756 ÷ 12 = 63
63 x 100 = 6300%
Example