19400% is the change from 4 to 780
Calculation steps:
[( 780 - 4 ) ÷ 4] x 100 = 19400%
Formula
Percentage change = [(780 - 4) / 4] x 100
Subtract the new number by the original number
780 - 4 = 776
776 ÷ 4 = 194
194 x 100 = 19400%
Example