492.11% is the change from 76 to 450
Calculation steps:
[( 450 - 76 ) ÷ 76] x 100 = 492.11%
Formula
Percentage change = [(450 - 76) / 76] x 100
Subtract the new number by the original number
450 - 76 = 374
374 ÷ 76 = 4.921052631578948
4.921052631578948 x 100 = 492.11%