490.79% is the change from 76 to 449
Calculation steps:
[( 449 - 76 ) ÷ 76] x 100 = 490.79%
Formula
Percentage change = [(449 - 76) / 76] x 100
Subtract the new number by the original number
449 - 76 = 373
373 ÷ 76 = 4.907894736842105
4.907894736842105 x 100 = 490.79%