1138.81% is the change from 67 to 830
Calculation steps:
[( 830 - 67 ) ÷ 67] x 100 = 1138.81%
Formula
Percentage change = [(830 - 67) / 67] x 100
Subtract the new number by the original number
830 - 67 = 763
763 ÷ 67 = 11.388059701492537
11.388059701492537 x 100 = 1138.81%