294.51% is the change from 164 to 647
Calculation steps:
[( 647 - 164 ) ÷ 164] x 100 = 294.51%
Formula
Percentage change = [(647 - 164) / 164] x 100
Subtract the new number by the original number
647 - 164 = 483
483 ÷ 164 = 2.9451219512195124
2.9451219512195124 x 100 = 294.51%