1248.48% is the change from 66 to 890
Calculation steps:
[( 890 - 66 ) ÷ 66] x 100 = 1248.48%
Formula
Percentage change = [(890 - 66) / 66] x 100
Subtract the new number by the original number
890 - 66 = 824
824 ÷ 66 = 12.484848484848484
12.484848484848484 x 100 = 1248.48%
Example