50% is the change from 164 to 246
Calculation steps:
[( 246 - 164 ) ÷ 164] x 100 = 50%
Formula
Percentage change = [(246 - 164) / 164] x 100
Subtract the new number by the original number
246 - 164 = 82
82 ÷ 164 = 0.5
0.5 x 100 = 50%
Example