65% is the change from 300 to 495
Calculation steps:
[( 495 - 300 ) ÷ 300] x 100 = 65%
Formula
Percentage change = [(495 - 300) / 300] x 100
Subtract the new number by the original number
495 - 300 = 195
195 ÷ 300 = 0.65
0.65 x 100 = 65%
Example