1038.55% is the change from 83 to 945
Calculation steps:
[( 945 - 83 ) ÷ 83] x 100 = 1038.55%
Formula
Percentage change = [(945 - 83) / 83] x 100
Subtract the new number by the original number
945 - 83 = 862
862 ÷ 83 = 10.385542168674698
10.385542168674698 x 100 = 1038.55%