1384.85% is the change from 66 to 980
Calculation steps:
[( 980 - 66 ) ÷ 66] x 100 = 1384.85%
Formula
Percentage change = [(980 - 66) / 66] x 100
Subtract the new number by the original number
980 - 66 = 914
914 ÷ 66 = 13.848484848484848
13.848484848484848 x 100 = 1384.85%