145.78% is the change from 83 to 204
Calculation steps:
[( 204 - 83 ) ÷ 83] x 100 = 145.78%
Formula
Percentage change = [(204 - 83) / 83] x 100
Subtract the new number by the original number
204 - 83 = 121
121 ÷ 83 = 1.4578313253012047
1.4578313253012047 x 100 = 145.78%