1042.5% is the change from 80 to 914
Calculation steps:
[( 914 - 80 ) ÷ 80] x 100 = 1042.5%
Formula
Percentage change = [(914 - 80) / 80] x 100
Subtract the new number by the original number
914 - 80 = 834
834 ÷ 80 = 10.425
10.425 x 100 = 1042.5%
Example