122.55% is the change from 204 to 454
Calculation steps:
[( 454 - 204 ) ÷ 204] x 100 = 122.55%
Formula
Percentage change = [(454 - 204) / 204] x 100
Subtract the new number by the original number
454 - 204 = 250
250 ÷ 204 = 1.2254901960784315
1.2254901960784315 x 100 = 122.55%