377.27% is the change from 176 to 840
Calculation steps:
[( 840 - 176 ) ÷ 176] x 100 = 377.27%
Formula
Percentage change = [(840 - 176) / 176] x 100
Subtract the new number by the original number
840 - 176 = 664
664 ÷ 176 = 3.772727272727273
3.772727272727273 x 100 = 377.27%