49.11% is the change from 336 to 501
Calculation steps:
[( 501 - 336 ) ÷ 336] x 100 = 49.11%
Formula
Percentage change = [(501 - 336) / 336] x 100
Subtract the new number by the original number
501 - 336 = 165
165 ÷ 336 = 0.49107142857142855
0.49107142857142855 x 100 = 49.11%