284.09% is the change from 176 to 676
Calculation steps:
[( 676 - 176 ) ÷ 176] x 100 = 284.09%
Formula
Percentage change = [(676 - 176) / 176] x 100
Subtract the new number by the original number
676 - 176 = 500
500 ÷ 176 = 2.840909090909091
2.840909090909091 x 100 = 284.09%