1022.5% is the change from 80 to 898
Calculation steps:
[( 898 - 80 ) ÷ 80] x 100 = 1022.5%
Formula
Percentage change = [(898 - 80) / 80] x 100
Subtract the new number by the original number
898 - 80 = 818
818 ÷ 80 = 10.225
10.225 x 100 = 1022.5%
Example