6450% is the change from 12 to 786
Calculation steps:
[( 786 - 12 ) ÷ 12] x 100 = 6450%
Formula
Percentage change = [(786 - 12) / 12] x 100
Subtract the new number by the original number
786 - 12 = 774
774 ÷ 12 = 64.5
64.5 x 100 = 6450%
Example