51.7% is the change from 265 to 402
Calculation steps:
[( 402 - 265 ) ÷ 265] x 100 = 51.7%
Formula
Percentage change = [(402 - 265) / 265] x 100
Subtract the new number by the original number
402 - 265 = 137
137 ÷ 265 = 0.5169811320754717
0.5169811320754717 x 100 = 51.7%