281.25% is the change from 176 to 671
Calculation steps:
[( 671 - 176 ) ÷ 176] x 100 = 281.25%
Formula
Percentage change = [(671 - 176) / 176] x 100
Subtract the new number by the original number
671 - 176 = 495
495 ÷ 176 = 2.8125
2.8125 x 100 = 281.25%