577.93% is the change from 145 to 983
Calculation steps:
[( 983 - 145 ) ÷ 145] x 100 = 577.93%
Formula
Percentage change = [(983 - 145) / 145] x 100
Subtract the new number by the original number
983 - 145 = 838
838 ÷ 145 = 5.779310344827586
5.779310344827586 x 100 = 577.93%