284.75% is the change from 118 to 454
Calculation steps:
[( 454 - 118 ) ÷ 118] x 100 = 284.75%
Formula
Percentage change = [(454 - 118) / 118] x 100
Subtract the new number by the original number
454 - 118 = 336
336 ÷ 118 = 2.847457627118644
2.847457627118644 x 100 = 284.75%