1200% is the change from 60 to 780
Calculation steps:
[( 780 - 60 ) ÷ 60] x 100 = 1200%
Formula
Percentage change = [(780 - 60) / 60] x 100
Subtract the new number by the original number
780 - 60 = 720
720 ÷ 60 = 12
12 x 100 = 1200%
Example